Gillian baked 331 puffs. She ate 3
a of them and divided the remainder equally among her 5 friends.
- Find the number of puffs each of her friends received in terms of a?
- If a = 12, how many puffs did each of her friends receive?
(a)
Number of puffs left after Gillian ate = 331 - 3
aNumber of puffs that each of her friends received =
331 - 3a5 (b)
Number of puffs that each of her friends received
= (331 - (3 x 12)) ÷ 5
= (331 - 36) ÷ 5
= 295 ÷ 5
= 59
Answer(s): (a)
331 - 3a5; (b) 59