Mrs Sher bought an equal number of sweaters and dresses. Each sweater cost $15 and each dress cost $9. Mrs Sher paid $63 for the dresses. What was the total amount of money spent?
| |
Sweaters |
Dresses |
Total |
| Number |
1 u |
1 u |
2 u |
| Value |
$15 |
$9 |
|
| Total value |
15 u |
9 u |
24 u |
Number of sweaters = 1 u
Number of dresses = 1 u
Total cost of sweaters = 1 u x 15 = 15 u
Total cost of dresses = 1 u x 9 = 9 u
9 u = 63
1 u = 63 ÷ 9 = 7
Total cost of sweaters and dresses
= 15 u + 9 u
= 24 u
= 24 x 7
= $168
Answer(s): $168
