Opal baked 341 cupcakes. She ate 3
a of them and divided the remainder equally among her 4 friends.
- Find the number of cupcakes each of her friends received in terms of a?
- If a = 19, how many cupcakes did each of her friends receive?
(a)
Number of cupcakes left after Opal ate = 341 - 3
aNumber of cupcakes that each of her friends received =
341 - 3a4 (b)
Number of cupcakes that each of her friends received
= (341 - (3 x 19)) ÷ 4
= (341 - 57) ÷ 4
= 284 ÷ 4
= 71
Answer(s): (a)
341 - 3a4; (b) 71