Shiyun spent
23 of her money on some tarts and
34 of her remaining money on 9 puffs. Each puff cost twice as much as a tart. How many tarts did she buy?
Tarts |
Remaining money |
2x4 |
1x4 |
|
9 Puffs |
Left |
|
3x1 |
1x1 |
8 u |
3 u |
1 u |
Cost of 1 puff = Cost of 2 tarts
(x9)Cost of 9 puffs = Cost of 18 tarts
3 u = 18
1 u = 18 ÷ 3 = 6
Number of tarts that Shiyun bought
= 8 u
= 8 x 6
= 48
Answer(s): 48