Kathy baked 219 cookies. She ate 3
s of them and divided the remainder equally among her 6 friends.
- Find the number of cookies each of her friends received in terms of s?
- If s = 13, how many cookies did each of her friends receive?
(a)
Number of cookies left after Kathy ate = 219 - 3
sNumber of cookies that each of her friends received =
219 - 3s6 (b)
Number of cookies that each of her friends received
= (219 - (3 x 13)) ÷ 6
= (219 - 39) ÷ 6
= 180 ÷ 6
= 30
Answer(s): (a)
219 - 3s6; (b) 30