Maureen worked 10 hours last week and was paid $245.80. Jessica worked 9 hours and received $221.85.
Who was paid the highest hourly rate? Justify your answer using calculations. (2 marks)
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Decimals, SM-Bank 082
Use the order of operations to evaluate:
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Decimals, SM-Bank 076
Manou was cooking a defrosted chicken in his oven and checking its temperature every 7 minutes.
The first temperature taken was
The second temperature was
The third measurement showed that the temperature had increased one and a half times the previous increase.
What was the third temperature? (2 marks)
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Decimals, SM-Bank 074
Shannon is buying materials to make a bookcase.
She rounds each price in the table below to the nearest dollar to estimate the total cost of the materials.
| Materials | |
| Item | Cost |
| hammer | $5.65 |
| glue | $3.95 |
| wood | $11.55 |
| nails | $1.60 |
| stain | $3.85 |
How much is Shannon's estimate? (2 marks)
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Decimals, SM-Bank 070
Bert, Gary and Miles are weighing themselves.
Bert weighs 48.65 kilograms.
Gary weighs 0.3 kilograms more than Bert.
Miles weighs 0.75 kilograms less than Bert.
How many kilograms do the three boys weigh altogether? (2 marks)
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Decimals, SM-Bank 060
What number will make this number sentence true? (2 marks)
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Decimals, SM-Bank 059
The temperature at Mawson in Antarctica was recorded as
At 4:30 am on 23/10/23 the temperature had fallen to
What was the change in temperature from 11:30 pm to 4:30 am? (2 marks)
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Decimals, SM-Bank 058
Evaluate
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Show Worked Solution
Decimals, SM-Bank 057
Evaluate
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Decimals, SM-Bank 056
Evaluate
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Decimals, SM-Bank 055
What is the difference between 14.253 and 9.121? (1 mark)
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Decimals, SM-Bank 054
Verne sells produce at the local market.
By 11:30am on Saturday morning he has sales of $31.25, $15.67 and $28.30.
- What was the total of Verne's sales by 11:30am? (1 mark)
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- Verne wanted to sell $100 in produce this week. How much more does he have to sell to make this goal? (1 mark)
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Show Worked Solution
| a. |
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| b. |
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Decimals, SM-Bank 053 MC
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Show Worked Solution
Decimals, SM-Bank 052
The table below compares the approximate populations of two countries.
| Country |
Approximate population (millions) |
| Cuba | 11.475 |
| Benin | 11.096 |
Approximately how many more people live in Cuba than in Benin? (2 marks)
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Decimals, SM-Bank 051 MC
Four groups of backpackers picked blueberries over a two hour period.
The weight of the blueberries collected (in kg) by the groups in each hour is shown in the table below.
| Group 1 | Group 2 | Group 3 | Group 4 | |
| 1st Hour | 2.57 | 2.89 | 2.5 | 2.87 |
| 2nd Hour | 2.35 | 2.06 | 2.92 | 2.53 |
Which group picked the greatest mass over the two hours?
- Group 1
- Group 2
- Group 3
- Group 4
Decimals, SM-Bank 050
Evaluate
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Show Worked Solution
Decimals, SM-Bank 049
Evaluate
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Show Worked Solution
Decimals, SM_Bank 024
John measured the water depth at the end of his jetty for five days in a row.
The measurements are summarised in the table below.
| Monday | Tuesday | Wednesday | Thursday | Friday | |
| Water Level | 1.24 m | 1.07 m | 1.42 m | 1.15 m | 1.38 m |
- On which day was the water level the highest? (1 mark)
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- On which day was the water level the lowest? (1 mark)
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- On which day was the median (middle) water level measurement? (1 mark)
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- What is the difference between the highest and lowest water levels? (2 marks)
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Decimals, SM-Bank 019
Vivian and Curtly throw a cricket ball from the boundary of the cricket oval to the wicket-keeper.
It takes Vivian's throw 3.48 seconds to reach the wicket-keeper.
It takes Curtly's throw 1.84 seconds.
What is the difference in the time taken to reach the wicket-keeper between the two throws? (2 marks)
Decimals, SM_Bank 018
A hot air balloon is 25.2 metres high.
The length of the balloon section is 21.55 metres.
What is the height of the basket section? (2 marks)
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Decimals, SM-Bank 017
The weather bureau published the weekday maximum temperatures in the table below.
| Weekday | MON | TUE | WED | THU | FRI |
| Max Temp | 22.7° | 21.8° | 20.3° | 26.4° | 28.7° |
How much warmer was it on Thursday than on Monday? (2 marks)