Question

if i sold 91 cupcakes at a food fair , the cuocakes were sold in boxes' of a baker's dozen. which is 13 i sold all the cupcakes at $15 per box. how much money did i receive

Answer 1

There are 91 cupcakes and you sold boxes containing 13 cupcakes so you sold 7 boxes. 

91 / 13 = 7

7 X 15 = $105