Mrs Chan bought an equal number of windbreakers and dresses. Each windbreaker cost $15 and each dress cost $3. Mrs Chan paid $24 for the dresses. What was the total amount of money spent?
| |
Windbreakers |
Dresses |
Total |
| Number |
1 u |
1 u |
2 u |
| Value |
$15 |
$3 |
|
| Total value |
15 u |
3 u |
18 u |
Number of windbreakers = 1 u
Number of dresses = 1 u
Total cost of windbreakers = 1 u x 15 = 15 u
Total cost of dresses = 1 u x 3 = 3 u
3 u = 24
1 u = 24 ÷ 3 = 8
Total cost of windbreakers and dresses
= 15 u + 3 u
= 18 u
= 18 x 8
= $144
Answer(s): $144
