Usha baked 209 puffs. She ate 3
i of them and divided the remainder equally among her 4 friends.
- Find the number of puffs each of her friends received in terms of i?
- If i = 19, how many puffs did each of her friends receive?
(a)
Number of puffs left after Usha ate = 209 - 3
iNumber of puffs that each of her friends received =
209 - 3i4 (b)
Number of puffs that each of her friends received
= (209 - (3 x 19)) ÷ 4
= (209 - 57) ÷ 4
= 152 ÷ 4
= 38
Answer(s): (a)
209 - 3i4; (b) 38