Elyse baked 186 cookies. She ate 2
z of them and divided the remainder equally among her 5 friends.
- Find the number of cookies each of her friends received in terms of z?
- If z = 18, how many cookies did each of her friends receive?
(a)
Number of cookies left after Elyse ate = 186 - 2
zNumber of cookies that each of her friends received =
186 - 2z5 (b)
Number of cookies that each of her friends received
= (186 - (2 x 18)) ÷ 5
= (186 - 36) ÷ 5
= 150 ÷ 5
= 30
Answer(s): (a)
186 - 2z5; (b) 30