SmarterEd

Aussie Maths & Science Teachers: Save your time with SmarterEd

  • Login
  • Get Help
  • About

Statistics, NAPX-p169099v02

Rhonda took a survey, asking participants if they had purchased any softdrinks, milkshakes or juice in the last week.

Which Venn diagram shows the number of people that had purchased only one type of drink?

 
 
 
 
 
 
 
 
Show Answers Only

Show Worked Solution

Filed Under: Data and Statistics, TESTLET E Tagged With: Band 7, NAPX-MultipleChoice

Measurement, NAPX-p169480v02

A father and his son attended a video game convention, arriving at 9:15 am.

They left the convention at 2:05 pm.

How long did they spend at the convention?

 
2 hours and 50 minutes
 
3 hours and 10 minutes
 
4 hour and 10 minutes
 
4 hours and 50 minutes

Show Answers Only

`text(4 hours and 50 minutes)`

Show Worked Solution

`text(9:15 am to 10:00 am → 45 minutes)`

`text(10:00 am to 2:00 pm → 4 hours)`

`text(2:00 pm to 2:05 pm → 5 minutes)`

`:.\ text(Time at convention = 4 hours and 50 minutes.)`

Filed Under: Time Tagged With: Band 7, NAPX-MultipleChoice

Measurement, NAPX-p169480v01

Ashley attended a seminar about marketing which started at 8:30 am.

The seminar ended at 12:10 pm.

How long was the seminar held?

 
2 hours and 10 minutes
 
3 hours and 10 minutes
 
3 hours and 40 minutes
 
4 hours and 40 minutes

Show Answers Only

`text(3 hours and 40 minutes)`

Show Worked Solution

`text(8:30 am to 9:00 am → 30 minutes)`

`text(9:00 am to 12:00 am → 3 hours)`

`text(12:00 pm to 12:10 pm → 10 minutes)`

`:.\ text(Duration of seminar = 3 hours and 40 minutes.)`

Filed Under: TESTLET D, Time Tagged With: Band 7, NAPX-MultipleChoice

Algebra, NAPX-p168506v02

The parallelogram shown below has width (`W`) and length (`L`).
 

Which expression can be used as a perimeter of this figure?

 
  `L xx W`
 
  `2L xx 2W`
 
  `2W + L`
 
  `2 (L + W)`
Show Answers Only

`2 (L + W)`

Show Worked Solution

`text{Perimeter of parallelogram}`

`= L + L + W + W`

`= 2 (L + W)`

Filed Under: Basic Algebra and Rules, Perimeter, Area and Volume Tagged With: Band 7, NAPX-MultipleChoice

Algebra, NAPX-p169467v02

A manufacturer makes horse floats.

The table below shows how many floats it makes each month.

The number of floats made grows each month and follows the rule:

Double the number made last month and deduct 4

How many horse floats are made in the 5th month?

 
22
 
28
 
32
 
36

Show Answers Only

`36`

Show Worked Solution

`text(Using the rule:)`

`text(Floats made in 5th month)` `= (20 xx 2) – 4`
  `= 40 – 4`
  `= 36`

Filed Under: Patterns and Coordinate Geometry, TESTLET E Tagged With: Band 6, NAPX-MultipleChoice

Algebra, NAPX-p169467v01

Norman started cycling to stay fit.

The table below shows the distance he cycles on his rides.

The distance he cycles increases each ride and follows the rule:

Double the last distance and deduct 2.

What is the distance travelled by Norman on his 5th ride?

 
26 km
 
30 km
 
34 km
 
36 km

Show Answers Only

`34\ text(km)`

Show Worked Solution

`text(Using the rule:)`

`text(Distance of 5th ride)` `= (18 xx 2) – 2`
  `= 36 – 2`
  `= 34\ text(km)`

Filed Under: Basic Algebra and Rules Tagged With: Band 6, NAPX-MultipleChoice

Number, NAPX-p111587v02

Lorenzo had a $10 note.

He decided to buy 13 tokens that are worth 60 cents each to play in the arcade.

How much change will he get?

 
$2.20
 
$3.20
 
$6.80
 
$7.80

Show Answers Only

`$2.20`

Show Worked Solution
`text(Change)` `= 10 – (13 xx 0.60)`
  `= 10 – 7.80`
  `= $2.20`

Filed Under: Financial Maths Tagged With: Band 6, NAPX-MultipleChoice

Number, NAPX-p111587v01

Jillian has $25 for buying some groceries.

At the supermarket, she bought 10 oranges that cost $0.25 each and 8 sweet potatoes that cost $1.50 each.

How much change will she get?

 
$7.50
 
$9.50
 
$10.50
 
$12.50

Show Answers Only

`$10.50`

Show Worked Solution
`text(Total cost)` `= (10 xx 0.25) + (8 xx 1.50)`
  `= 2.50 + 12.00`
  `= $14.50`

 

`text(Change)` `= 25.00 – 14.50`
  `= $10.50`

Filed Under: Financial Maths Tagged With: Band 6, NAPX-MultipleChoice

Algebra, NAPX-p169224v02

A company ships crates overseas and calculates the cost of shipping per crate.

This company uses a formula for calculating the size and cost of shipping.

The formula is shown below:

Size = Length + Width + Height

The maximum size of crates to be shipped overseas is 350 cm.

Which of the following crates is oversized?

  Length Width Height
 
200 60 80
 
150 130 90
 
160 100 70
 
130 120 100
Show Answers Only

`text(Oversized: Length = 150, width = 130, height = 90)`

Show Worked Solution

`text(Check each option:)`

`text(Option 1 – 200 + 60 + 80 = 340)`

`text{Option 2 – 150 + 130 + 90 = 370 (Oversized)}`

`text(Option 3 – 160 + 100 + 70 = 330)`

`text(Option 4 – 130 + 120 + 100 = 350)`

Filed Under: Basic Algebra and Rules Tagged With: Band 6, NAPX-MultipleChoice

Algebra, NAPX-p169224v01

A delivery company uses a formula to determine the cost of shipping different sizes of boxes.

The formula they use is as follows:

Size of box = length + width + height

The maximum size that can be shipped is 240 cm.

Which box is oversized?

  Length Width Height
 
100 80 60
 
70 60 90
 
90 90 50
 
90 110 50

Show Answers Only

`text(Oversized: Length = 90, width = 110, height = 50)`

Show Worked Solution

`text(Check each option:)`

`text(Option 1 – 100 + 80 + 60 = 240)`

`text(Option 2 – 70 + 60 + 90 = 220)`

`text(Option 3 – 90 + 90 + 50 = 230)`

`text{Option 4 – 90 + 110 + 50 = 250 (Oversized)}`

Filed Under: Basic Algebra and Rules Tagged With: Band 6, NAPX-MultipleChoice

Measurement, NAPX-p169212v02

At the start of an experiment, Stephanie has 215 millilitres of chemical solution in a flask.

Stephanie then used some of the solution in the experiment.

The image below shows the volume of the chemical solution left in the flask.
 


 

How much of the solution was used?

 
  15 millilitres
 
100 millilitres
 
115 millilitres
 
150 millilitres

Show Answers Only

`115\ text(ml)`

Show Worked Solution
`text(Volume used)` `= 215 – 100`
  `= 115\ text(millilitres)`

Filed Under: Units of Measurement Tagged With: Band 5, NAPX-MultipleChoice

Measurement, NAPX-p169212v01

Rosa started with 227 millilitres of chemical solution in a flask.

She then poured some of the chemical solution into a test tube.

The level of chemical solution left in the flask is shown in the image below.
 


 

How much solution did Rosa pour into the test tube?

 
    27 millilitres
 
    40 millilitres
 
    47 millilitres
 
  220 millilitres

Show Answers Only

`text(27 millimetres)`

Show Worked Solution
`text(Volume)` `= 227 – 200`
  `= 27\ text(millilitres)`

Filed Under: Units of Measurement Tagged With: Band 5, NAPX-MultipleChoice

Statistics, NAPX-p169099v01

Charlie wants to determine the number of students enrolled in both Mathematics and Physics.

Which shaded region of the following Venn diagrams shows the information that is needed by Charlie?

 
 
 
 
 
 
 
 
Show Answers Only

Show Worked Solution

`text{This diagram shows the intersection of students enrolled in both Math and Physics.}`

Filed Under: Data and Statistics, TESTLET B Tagged With: Band 7, NAPX-MultipleChoice

Probability, NAPX-p168831v02

In a deck of 52 playing cards, Ian draws one without looking.

Which card is most likely to be drawn?

 
  A king
 
  A number four or five
 
  A black suit
 
  A diamond suit
Show Answers Only

`text{A black suit card}`

Show Worked Solution

`text{Check each option:}`

`Ptext{(King)} = frac{4}{52} = 1/13`

`Ptext{(Number 4 or 5)} = frac{8}{52} = 2/13`

`Ptext{(Black suit)} = frac{26}{52} = 1/2`

`Ptext{(Diamond)} = frac{13}{52} = 1/4`
 

`:. therefore \ text{A black suit card is most likely.}`

Filed Under: Probability Tagged With: Band 7, NAPX-MultipleChoice

Probability, NAPX-p168831v01

Two fair dice were rolled and the numbers on each die were added up.
 


 

Which resulting sum is most likely to occur?

 
    2
 
    9
 
  11
 
  12
Show Answers Only

`9`

Show Worked Solution

`text{Check each option:}`

`text{Sum of 2 – (1, 1)}`

`text{Sum of 9 – (3, 6), (6, 3), (4, 5), (5, 4)}`

`text{Sum of 11 – (5, 6), (6, 5)}`

`text{Sum of 12 – (6, 6)}`

`:. \ text{Sum of 9 is most likely.}`

Filed Under: Probability, TESTLET E Tagged With: Band 7, NAPX-MultipleChoice

Algebra, NAPX-p109338v02

The table shown below represents a rule of changing each into a .
 


 

Which rule is used?

 
  `=`        `xx 4 - 1`
 
  `=`        `xx 2 -2`
 
  `=`        `xx 3 -2`
 
  `=`        `xx 5 - 6`
Show Answers Only
` = \ \ ` ` xx 4 – 1 `
Show Worked Solution

`text{Consider option 1:}`

`5 xx 4 – 1 = 19\ text{(Correct)}`

`7 xx 4 – 1 = 27\ text{(Correct)}`

`9 xx 4 – 1 = 3 \ text{(Correct)}`

` = \ \ ` ` xx 4 – 1 `

Filed Under: Basic Algebra and Rules Tagged With: Band 7, NAPX-MultipleChoice

Algebra, NAPX-p109338v01

The table below shows the results of a rule that changes each     into a  .

 


 

Which rule is used?

 
  `=`        `xx 4 - 4`
 
  `=`        `xx 2 -2`
 
  `=`        `xx 3 - 2`
 
  `=`        `xx 5 - 6`
Show Answers Only
` = \ \ ` ` xx 3 – 2 `
Show Worked Solution

`text{Check each option:}`

`2 xx 4 – 4 = 4 \ text{(Correct)}`

`4 xx 4 – 4 = 12 \ text{(Incorrect)}`
  

`2 xx 2 + 2 = 6 \ text{(Incorrect)}`
  

`2 xx 3 – 2 = 4\ text{(Correct)}`

`4 xx 3 – 2 = 10\ text{(Correct)}`

`6 xx 3 – 2 = 16 \ text{(Correct)}`
 

`2 xx 5 – 6 =  4\ text{(Correct)}`

`4 xx 10 – 6 = 34 \ text{(Incorrect)}`

 

` = \ \ ` ` xx 3 – 2 `

Filed Under: Basic Algebra and Rules Tagged With: Band 7, NAPX-MultipleChoice

Number, NAPX-p115333v02

What is the value of `16^2`?

 
     8
 
    18
 
    32
 
   128
 
   256
Show Answers Only

`256`

Show Worked Solution
`16^2` `= 16 xx 16`  
  `=256`  

Filed Under: Basic Concepts and Calculations Tagged With: Band 7, NAPX-MultipleChoice

Number, NAPX-p115333v01

What is the value of `24^2`?

 
    26
 
    48
 
    96
 
  576
 
  784
Show Answers Only

`216`

Show Worked Solution
`24^2` `= 24 xx 24`  
  `=576`  

Filed Under: Basic Concepts and Calculations Tagged With: Band 7, NAPX-MultipleChoice

Geometry, NAPX-p168507v02

Anthony is driving south-east along Sterling road and turns left 90° turn into Faraday road.
 


 

In which direction is Anthony driving along Faraday road?

 
 North-east
 
 South-east
 
 South-west
 
 North-west
Show Answers Only

`text{North-east}`

Show Worked Solution

`therefore \ text{Anthony was heading in the North-east direction}`

Filed Under: Maps and Bearings, TESTLET E Tagged With: Band 7, NAPX-MultipleChoice

Geometry, NAPX-p168507v01

Cesar was driving north-east along Leo street.

In which direction is Cesar travelling if he turns right 90° into Grove street?

 
  North-west
 
  South-east
 
  South-west
 
  North-east
Show Answers Only

`text{South-east}`

Show Worked Solution

`therefore \ text{Cesar was heading in the South-East direction.}`

Filed Under: Maps and Bearings, TESTLET B Tagged With: Band 7, NAPX-MultipleChoice

Algebra, NAPX-p168506v01

The regular hexagon below has a side length of `a`.
 


 

Which expression cannot be used to calculate the perimeter?

 
  `6 xx a`
 
  `3 xx (a+ a)`
 
  `2 xx (a + 4a)`
 
  `(a + a + a) xx 2`
Show Answers Only

`2 xx (a + 3a)`

Show Worked Solution

`text{Perimeter of the regular hexagon} = 6a`

`text{Check each option:}`

`6 xx a = 6a \ \ text{(Correct)}`

`3 xx (a + a) = 3 xx 2a = 6a \ \ text{(Correct)}`

`2 xx (a + 4a) = 2 xx 5a = 10a \ \ text{(Incorrect)}`

`(a + a + a) xx 2 = 3a xx 2 = 6a \ \ text{(Correct)}`

Filed Under: Harder Algebraic Equations, TESTLET E Tagged With: Band 7, NAPX-MultipleChoice

Number, NAPX-p109670v02

Kelly wants to give away some of the apples that came from her family’s farm.

The two small boxes shown below fit either 5 apples or 6 apples.

Kelly has 9 BOX A's and 10 BOX B's.

She shares the apples equally among 15 of her friends.

How many apples will each of her friends receive?

 
     5
 
     7
 
     8
 
  104
 
  105
Show Answers Only

`7`

Show Worked Solution
`text{Total apples}` `= (5 xx 9) + (6 xx 10) `
  `= 45 + 60 `
  `= 105`

 

`text{Apples per friend}` `= frac{105}{15}`
  `= 7`

Filed Under: Multi-Step Problems, TESTLET E Tagged With: Band 6, NAPX-MultipleChoice

Number, NAPX-p109670v01

John bought two different bags of bread rolls.
 

   
 

He bought 5 Bags A's and 10 Bag B's.

John then divided the bread rolls equally among 20 families.

How many bread rolls did each family receive?

 
     4
 
     5
 
     6
 
   70
 
   80
Show Answers Only

`4`

Show Worked Solution
`text{Total bread rolls}` `= (4 xx 5) + (6 xx 10) `
  `= 20 + 60 `
  `= 80`

 

`:.\ text{Bread rolls per family}` `= frac{80}{20}`
  `= 4`

Filed Under: Multi-Step Problems Tagged With: Band 6, NAPX-MultipleChoice

Number, NAPX-p168435v02

A student needs 12 folder dividers for each subject.

This student is enrolled in 5 subjects.

A school supply store sells the folder dividers in packets of 8.

How many packets should the student buy?

 
    4
 
    6
 
    7
 
    8
Show Answers Only

`8`

Show Worked Solution

`text{Dividers required } \ = 12 xx 5 = 60`

`:.\ text{Packets required}` `= frac{60}{8}`  
  `=7.5`  
  `=8\ text{packets (round up)}`  

Filed Under: Multi-Step Problems Tagged With: Band 6, NAPX-MultipleChoice

Number, NAPX-p168435v01

William needs 4 eggs for each cake he will bake.

He wants to make 12 cakes.

A certain store sells eggs in bags of 5.

How many bags must he buy in order to make 12 cakes?

 
    8
 
    9
 
  10
 
  12
Show Answers Only

`10`

Show Worked Solution

`text{Eggs required} \ = 4 xx 12 = 48`

`:.\ text{Bags required}` `= frac{48}{5}`  
  `=9.6`  
  `=10\ text{bags (round up)}`  

Filed Under: Multi-Step Problems Tagged With: Band 6, NAPX-MultipleChoice

Geometry, NAPX-p168433v01

A regular decagon is folded in half along the dotted line.

The folded shape can be also called a?

 
  hexagon
 
  dodecagon
 
  quadrilateral
 
  octagon
Show Answers Only

`text{Hexagon}`

Show Worked Solution

The folded shape has 6 sides → hexagon.

Filed Under: Triangles and Other Geometrical Properties Tagged With: Band 6, NAPX-MultipleChoice

Geometry, NAPX-p168430v01

A shape of an arrow head is folded half a long the dotted line.

The folded shape can also be called a

 
  Quadrilateral
 
  Triangle
 
  Hexagon
 
  Pentagon
Show Answers Only

`text{Triangle}`

Show Worked Solution

`text{The folded shape is a triangle}`

Filed Under: 2D-3D Shapes and Location Tagged With: Band 4, NAPX-MultipleChoice

Statistics, NAPX-p168209v02

The time spent by Mark playing video games on his computer is recorded in a table.
 

   
 

What was the average time per day that Mark spent playing video games over this period?

 
    41 minutess
 
    57 minutes
 
    63 minutes
 
  342 minutes
Show Answers Only

`57 \ text{minutes}`

Show Worked Solution

`text(1 hour = 60 minutes.)`

`text{Average time}` `= frac{120+35+40+55+63+29}{6}`
  `= frac{342}{6}`
  `= 57 \ text{minutes}`

Filed Under: Data and Statistics Tagged With: Band 6, NAPX-MultipleChoice

Statistics, NAPX-p168209v01

The table shown below records Emily's jogging time over six days.

 

What was the average time Emily jogged each day?

 
     48 minutes
 
     61 minutes
 
   288 minutes
 
   368 minutes
Show Answers Only

`48 \ text{minutes}`

Show Worked Solution

`text(1 hour = 60 minutes.)`

`text{Average time}` `= frac{29+36+70+40+53+60}{6}`
  `= frac{288}{6}`
  `= 48 \ text{minutes}`

Filed Under: Data and Statistics, TESTLET E Tagged With: Band 6, NAPX-MultipleChoice

Geometry, NAPX-p109101v02

Troy built a solid figure using cubes.
 


 

He paints all the outer sides red, including the base, and then separates the cubes.

How many faces are painted red?

 
   24
 
   30
 
   34
 
   36
Show Answers Only

`30`

Show Worked Solution

`text{Number of faces painted blue (top down, back to front)}`

`=5+5+3+5+4+4+4`

`=30`

Filed Under: 2D-3D Shapes and Location Tagged With: Band 6, NAPX-MultipleChoice

Geometry, NAPX-p109101v01

Sarah creates a solid figure using five cubes.
 


 

She paints all the outer sides blue, including the base, and then separates the cubes.

How many faces are painted blue?

 
   18
 
   22
 
   24
 
   26
Show Answers Only

`22`

Show Worked Solution

`text{Number of faces painted blue (top down, back to front)}`

`=5+4+4+4+5`

`=22`

Filed Under: 2D-3D Shapes and Location Tagged With: Band 6, NAPX-MultipleChoice

Algebra, NAPX-p168204v02

`12.5 xx Z = 2.5`

Find the value of  `Z`  in order to make this number sentence correct

 
   1.35
 
   0.40
 
   5.0
 
   0.20
Show Answers Only

`0.20`

Show Worked Solution

`text{Check each option:}`

`12.5 xx 1.35 = 16.875 \ \ text{(Incorrect)}`

`12.5 xx 0.40 = 5 \ \ text{(Incorrect)}`

`12.5 xx 5.0 = 62.5 \ \ text{(Incorrect)}`

`12.5 xx 0.20 = 2.5 \ \ text{(Correct)}`

`therefore \ Z=0.2`

Filed Under: Basic Algebra and Rules Tagged With: Band 6, NAPX-MultipleChoice

Algebra, NAPX-p168204v01

`1.36 xx B = 0.68`

Find the value of  `B`  that makes this number sentence correct.

 
   0.75
 
   0.60
 
   0.50
 
   0.20
Show Answers Only

`0.50`

Show Worked Solution

`text{Check each option:}`

`1.36 xx 0.75 = 1.02 \ \ text{(Incorrect)}`

`1.36 xx 0.60 = 0.816 \ \ text{(Incorrect)}`

`1.36 xx 0.50 = 0.68 \ \ text{(Correct)}`

`1.36 xx 0.20 = 0.272 \ \ text{(Incorrect)}`

`therefore \ B = 0.50`

Filed Under: Basic Algebra, TESTLET E Tagged With: Band 6, NAPX-MultipleChoice

Number, NAPX-p168203v02

The results of a men's 100 metre swimming race is recorded in the table below.

   

What could be the finishing time of the 2nd placed swimmer?

 
  46.28 seconds
 
  46.61 seconds
 
  46.48 seconds
 
  46.80 seconds
Show Answers Only

`text{46.48 seconds}`

Show Worked Solution

`text{The time of the 2nd swimmer must be between 46.37 and 46.52 seconds.}`

`therefore \ text{Time for 2nd could have been 46.48 seconds.}`

Filed Under: Decimals, TESTLET E Tagged With: Band 6, NAPX-MultipleChoice

Number, NAPX-p168203v01

The result of a 100-metre dash was recorded in the table shown below.
 

   
 

What could be the time of the runner in 3rd place?

 
   13.85 seconds
 
   14.26 seconds
 
   14.58 seconds
 
   14.92 seconds
Show Answers Only

`14.58 \ text{seconds}`

Show Worked Solution

`text{The time of the 3rd runner must be between 14.29 and 14.84 seconds.}`

`therefore \ text{the time of the 3rd runner to finish was 14.58 seconds.}`

Filed Under: Fractions and Decimals Tagged With: Band 6, NAPX-MultipleChoice

Number, NAPX-p168201v02

Jackson has 97 blocks.

He builds identical shapes that take 14 blocks each.

He had 13 blocks left.

How many shapes did Jackson made

 
   5
 
   6
 
   7
 
   9
Show Answers Only

`6`

Show Worked Solution

`97 \div 14 = 6 \ text{remainder} \ 13`

`therefore \ text{Jackson made 6 shapes.}`

Filed Under: Basic Concepts and Calculations, TESTLET AN Tagged With: Band 5, NAPX-MultipleChoice

Number, NAPX-p168201v01

Owen has 84 lego pieces.

He built identical shapes that each used 11 lego pieces.

He had over 7 lego pieces left.

How many shapes did Owen made

 
  10
 
  12
 
    8
 
    7
Show Answers Only

`7`

Show Worked Solution

`84 \div 11 = 7 \ text{remainder} \ 7`

`therefore \ text{Owen made 7 shapes.}`

Filed Under: Basic Concepts and Calculations Tagged With: Band 5, NAPX-MultipleChoice

Measurement, NAPX-p168199v02

The picture below is a shape made with 7 equilateral triangles. 

What is its perimeter?
 

 
    16 cm
 
    18 cm
 
    19 cm
 
    20 cm
Show Answers Only

`text{18 cm}`

Show Worked Solution

`text(Equilateral triangle → all sides are equal.)`

`text{Perimeter}` `= text{Number of sides} xx 2 \ text{cm}`
  `= 9 xx 2`
  `= 18 \ text{cm}`

Filed Under: Perimeter, Area and Volume, TESTLET C Tagged With: Band 5, NAPX-MultipleChoice

Measurement, NAPX-p168199v01

The picture below is a shape made with 4 rhombuses.

What is its perimeter?

 

 
  18 cm
 
  20 cm
 
  22 cm
 
  24 cm
Show Answers Only

`text{20 cm}`

Show Worked Solution

`text(Rhombus → all sides are equal length.)`

`text{Perimeter}` `= text{Number of sides} xx 2 \ text{cm}`
  `= 10 xx 2`
  `= 20 \ text{cm}`

Filed Under: Perimeter, Area and Volume, TESTLET C Tagged With: Band 5, NAPX-MultipleChoice

Number, NAPX-p168197v02

Which of these rectangles has the largest fraction of its area shaded?

 
 
 
 
Show Answers Only

Show Worked Solution

`text{2nd option has} \ frac{3}{4} \ text{of its area shaded (the most).}`

Filed Under: Fractions, TESTLET C Tagged With: Band 5, NAPX-MultipleChoice

Number, NAPX-p168197v01

Which of these circles has the largest fraction of its area shaded?

 
 
 
 
Show Answers Only

Show Worked Solution

`text{2nd option has the largest area shaded.}`

Filed Under: Fractions and Decimals Tagged With: Band 5, NAPX-MultipleChoice

Statistics, NAPX-p168030v02

8 of the tallest buildings in the United States are listed in the table below.

How much taller is New York’s 2nd tallest building than Chicago’s shortest building on this list?

 
    98 m
 
    83 m
 
  197 m
 
    37 m
Show Answers Only

`text{83 m}`

Show Worked Solution

`text{One Vanderbilt’s height – 875 North Michigan Avenue’s height}`

`= 427 – 344`

`= 83 \ text{m}`

Filed Under: Data and Statistics, TESTLET C Tagged With: Band 5, NAPX-MultipleChoice

Statistics, NAPX-p168030v01

7 of the world's longest rivers are listed in the table below.
 


 

How much shorter is China's longest river compared to Brazil's longest river?

 
    460 km
 
  1296 km
 
  2410 km
 
  2512 km
Show Answers Only

`text{460 km}`

Show Worked Solution

`text{Amazon River – Yangtze}`

`= 6760 – 6300`

`= 460 \ text{km}`

Filed Under: Data and Statistics Tagged With: Band 5, NAPX-MultipleChoice

Probability, NAPX-p168032v02

Marie flips an unbiased coin for 126 times.

Which result is most likely?

 
  38 heads
 
  52 heads
 
  60 heads
 
  79 tails
Show Answers Only

`text{60 heads}`

Show Worked Solution

`text{The expected result is 63 heads or tails (half of total).}`

`therefore \ text{Most likely result is 60 heads.}`

Filed Under: Probability, TESTLET C Tagged With: Band 5, NAPX-MultipleChoice

Probability, NAPX-p168032v01

Marie rolls a fair die 60 times.

Which result is most likely?

 
  5 rolls of number two
 
  7 rolls of number two
 
  9 rolls of number two
 
  13 rolls of number two
Show Answers Only

`text{8 rolls of number two}`

Show Worked Solution

`text{The expected result is 10 rolls for each number.}`

`therefore \ text{Most likely result is 9 rolls of number two.}`

Filed Under: Probability Tagged With: Band 5, NAPX-MultipleChoice

Algebra, NAPX-p168016v02

Amelia is making a pattern using nails.

The table below shows the number of nails she needs for the pattern to be complete.
 

 
   12
 
   15
 
   16
 
   18
Show Answers Only

`15`

Show Worked Solution

`text{Each new pattern adds the new pattern number to the previous total.}`

`text{Pattern # 5 is}`

`therefore \ text{Nails needed = 5 + 10 = 15}`

Filed Under: Patterns and Coordinate Geometry, TESTLET C Tagged With: Band 5, NAPX-MultipleChoice

Algebra, NAPX-p168016v01

Amelia is making a pattern using flowers

The table below shows the number of flowers she needs for the pattern to be complete.
 

 
  10
 
    9
 
  12
 
    5
Show Answers Only

`10`

Show Worked Solution

`text{The pattern is “increase by 2 each time.}`

`text{Pattern # 5 is}`

`therefore \ text{10 flowers are needed for pattern #5.}`

Filed Under: Patterns and The Number Plane Tagged With: Band 5, NAPX-MultipleChoice

Geometry, NAPX-p168012v02

On a tourist map, two landmarks are measured to be 12.2 centimetres apart.

On the map, 1 centimetre represents 5 kilometres.

What is the actual distance between the landmarks?

 
     2.44 km
 
   24.4 km
 
     6.1 km
 
   61.0 km
Show Answers Only

`61.0 \ text{m}`

Show Worked Solution
`text{Actual Distance}` `= 12.2 xx 5`
  `= 61.0 \ text{km}`

Filed Under: Maps and Bearings, TESTLET C Tagged With: Band 5, NAPX-MultipleChoice

Geometry, NAPX-p168012v01

Two stores are 8.2 cm apart on a map.

On the map, 1 cm represents 2 km.

What is the actual distance between the stores?

 
    4.1 km
 
    1.64 km
 
  16.4 km
 
  41.0 km
Show Answers Only

`16.4 \ text{m}`

Show Worked Solution
`text{Actual Distance}` `= 8.2 xx 2`
  `= 16.4 \ text{km}`

Filed Under: Maps and Bearings, TESTLET C Tagged With: Band 5, NAPX-MultipleChoice

Algebra, NAPX-p168008v02

If  `z= 7`,  what is the value of  `5z`?

 
    35
 
    55
 
    57
 
    75
Show Answers Only

`55`

Show Worked Solution
`z` `= 5`
`5z` `= 5 xx 7`
  `=35`

Filed Under: Basic Algebra, TESTLET C Tagged With: Band 5, NAPX-MultipleChoice

Algebra, NAPX-p168008v01

If  `y= 4`,  what is the value of  `3y`?

 
      7
 
    10
 
    12
 
    34
Show Answers Only

`12`

Show Worked Solution
`y` `= 4`
`3y` `= 3 xx 4`
  `=12`

Filed Under: Basic Algebra, TESTLET C Tagged With: Band 5, NAPX-MultipleChoice

Algebra, NAPX-p168006v02

Izzie and Miranda saved $66 altogether.

Miranda saved half as much money as Izzie.

How much money did Izzie saved?

 
   $11
 
   $22
 
   $30
 
   $44
Show Answers Only

`$44`

Show Worked Solution

`text(Strategy 1)`

`text{Let} \ \ 2x  = text{money saved by Izzie}`

`text{Let} \ \  x  = text{money saved by Miranda}`

`2x + x` `=66`  
`3x` `=66`  
`x` `=22`  

 
`:.\ text(Izzie saved $44)`

 

`text(Strategy 2)`

`text{Check each option:}`

`frac{1}{2} xx 30 + 30 = 45 \ text{(Incorrect)}`

`frac{1}{2} xx22 + 22 = 33 \ text{(Incorrect)}`

`frac{1}{2} xx 11 + 11 = 16.5 \ text{(Incorrect)}`

`frac{1}{2} xx 44 + 44 = 66 \ text{(Correct)}`

 

`therefore \ text{Izzie saved $44.}`

Filed Under: Basic Algebra, TESTLET C Tagged With: Band 5, NAPX-MultipleChoice

Algebra, NAPX-p168006v01

Adam and Kenneth bought a bike together that cost $150.

Adam paid twice as much money as Kenneth.

How much money did Kenneth paid?

 
   $50
 
   $75
 
  $100
 
  $120
Show Answers Only

`$50`

Show Worked Solution

`text(Strategy 1)`

`text{Let} \ \ x  = text{money paid by Kenneth}`

`text{Let} \ \ 2 x  = text{money paid by Adam}`

`x + 2x` `=150`  
`3x` `=150`  
`x` `=50`  

 
`:.\ text(Kenneth paid $50).`

 

`text(Strategy 2)`

`text{Check each option:}`

`2(50) + 50 = 150 \ text{(Correct)}`

`2(75) + 75 = 225 \ text{(Incorrect)}`

`2(100) + 100 = 300 \ text{(Incorrect)}`

`2(120) + 120 = 360 \ text{(Incorrect)}`

Filed Under: Basic Algebra, TESTLET AN Tagged With: Band 5, NAPX-MultipleChoice

Geometry, NAPX-p167885v02

Which picture shows the pencils creating an angle of 30°?

 
 
 
 
   
Show Answers Only

Show Worked Solution

Filed Under: TESTLET C, Triangles and Other Geometric Properties Tagged With: Band 4, NAPX-MultipleChoice

Geometry, NAPX-p167885v01

Which picture shows that the book is opened at an angle of 180°?

 
 
 

 
     
Show Answers Only

Show Worked Solution

`text{This book is opened at an angle of 180}^@`

Filed Under: Triangles and Other Geometrical Properties Tagged With: Band 4, NAPX-MultipleChoice

Statistics, NAPX-p167881v02

A menswear store recorded the number of items it sold in four different categories.

What category makes up 60% of the total number of items sold?
 


  

 
  Hoodies
 
  Shorts
 
  T-shirts
 
  Pants
Show Answers Only

`text{Pants}`

Show Worked Solution

`text{Pants represent 60% of the graph.}`

Filed Under: Data and Statistics Tagged With: Band 4, NAPX-MultipleChoice

Statistics, NAPX-p167881v01

A bakery recorded the flavour of every cupcake it sold during a month.

Which flavour makes up 30% of the cupcakes sold?
 


 

 
 Chocolate
 
 Banana
 
 Strawberry
 
 Caramel
Show Answers Only

`text{Banana}`

Show Worked Solution

`text{Banana represents 30% of the pie chart.}`

Filed Under: Data and Statistics, TESTLET C Tagged With: Band 4, NAPX-MultipleChoice

Geometry, NAPX-p167872v02

Which letter has exactly one line of symmetry?

 
 
 
 
Show Answers Only

Show Worked Solution

`text{The letter A has only one line of symmetry.}`

Filed Under: 2D-3D Shapes and Location, TESTLET C Tagged With: Band 4, NAPX-MultipleChoice

Geometry, NAPX-p167872v01

Which letter has two lines of symmetry?

 
 
 
 
Show Answers Only

Show Worked Solution

`text{The letter X has two lines of symmetry.}`

Filed Under: 2D-3D Shapes and Location Tagged With: Band 4, NAPX-MultipleChoice

  • « Previous Page
  • 1
  • 2
  • 3
  • 4
  • …
  • 19
  • Next Page »

Copyright © 2014–2025 SmarterEd.com.au · Log in