The table shows the distances Angus swims on four different days.
 

Every day, Angus increases the distance he swims by the same amount.

What distance will Angus swim on Thursday?

Kelly uses this rule to work out the next number in a pattern.
 

The first three numbers of the pattern are: 9, 51, 303, …

What is the fifth number in his pattern?

Ethan writes the sequence:

Describe the rule he uses to write the next number in this sequence.

The table below shows the relationship between the width of a tree's trunk in centimetres and how old it is in months.
 

 
If this pattern continues, how old would you expect a tree with a 4.5 cm wide trunk to be?

The table shows the height of the grid on new tyres after being driven different distances.
 

 
The tyres will be replaced when the grid is 11 mm high.

How many kilometres do the tyres need to be driven to be worn down to a 11 mm high grid?

The table shows how a sock company grew by selling more and more pairs of socks over 5 years.
 

 
Using this data, what is the best estimate for the number of pairs of socks sold in the sixth year?

George starts doing push-ups to get stronger.

The table below shows the number of push-ups he does each training session.
 

 
The number of push-ups he does each week increases and follows the rule:

Double the last session's number of push-ups and deduct 3.

What is the number of push-ups George did in session 4?

Stewart uses the formulas below to estimate the population of koalas in a habitat over four years.

What is the estimated population of koalas in year 4?

The rules of a number game are shown in the flowchart below.
 

 
The output number is 21.

What are two possible values for the input number?

Dan is a lettuce grower and the cost of fertilising different crop areas is shown in the table below.
 

 
Complete the rule that agrees with the values in the table.

Barry drives a barge that transports sand.

The table below shows the volume of sand, measured in cubic metres, of different sand masses, measured in tonnes.
 

Barry's barge has 84 cubic metres of sand loaded on it.

How many tonnes of sand are on his barge?

Charlie swam 250 lengths of a 50 metre pool in 5 days.

After the first day, he swam 5 more laps each day than the day before.

How many laps did he swim on the first day? 

The table below shows a pattern.
 

 
What is the top number when the bottom number is 28?