Risa spent
56 of her money on some puffs and
47 of her remaining money on 9 macarons. Each macaron cost four times as much as a puff. How many puffs did she buy?
Puffs |
Remaining money |
5x7 |
1x7 |
|
9 Macarons |
Left |
|
4x1 |
3x1 |
35 u |
4 u |
3 u |
Cost of 1 macaron = Cost of 4 puffs
(x9)Cost of 9 macarons = Cost of 36 puffs
4 u = 36
1 u = 36 ÷ 4 = 9
Number of puffs that Risa bought
= 35 u
= 35 x 9
= 315
Answer(s): 315