Question
The table shows the number of sweets received by each pupil at a funfair. Calculate the average number of sweets received by each pupil.

Number of sweets received by each pupil Number of pupils
5 13
10 22
15 13
3 m

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The table shows the number of sweets received by each pupil at a funfair. Calculate the average number of sweets received by each pupil.

Number of sweets received by each pupil Number of pupils
5 13
10 22
15 13