Xuan baked 233 cookies. She ate 3
b of them and divided the remainder equally among her 4 friends.
- Find the number of cookies each of her friends received in terms of b?
- If b = 15, how many cookies did each of her friends receive?
(a)
Number of cookies left after Xuan ate = 233 - 3
bNumber of cookies that each of her friends received =
233 - 3b4 (b)
Number of cookies that each of her friends received
= (233 - (3 x 15)) ÷ 4
= (233 - 45) ÷ 4
= 188 ÷ 4
= 47
Answer(s): (a)
233 - 3b4; (b) 47