Abi spent
34 of her money on some croissants and
34 of her remaining money on 9 tarts. Each tart cost four times as much as a croissant. How many croissants did she buy?
Croissants |
Remaining money |
3x4 |
1x4 |
|
9 Tarts |
Left |
|
3x1 |
1x1 |
12 u |
3 u |
1 u |
Cost of 1 tart = Cost of 4 croissants
(x9)Cost of 9 tarts = Cost of 36 croissants
3 u = 36
1 u = 36 ÷ 3 = 12
Number of croissants that Abi bought
= 12 u
= 12 x 12
= 144
Answer(s): 144