Diana has some chocolate bars to give to her pupils in her class. It she gives 5 chocolate bars to each pupil, she will have 2 chocolate bars left. It she gives 8 chocolate bars to each pupil, she will need 13 extra chocolate bars.
- How many pupils does Diana have?
- How many chocolate bars does Diana have?
(a)
Total number of extra chocolate bars
= 2 + 13
= 15
Number of extra chocolate bars for each pupil
= 8 - 5
= 3
Number of pupils that Diana has
= 15 ÷ 3
= 5
(b)
Number of chocolate bars that Diana has
= 5 x 5 + 2
= 27
Answer(s): (a) 5; (b) 27