Zoe paid a total of $315 for a coat, a windbreaker and a dress. The coat cost
18 of the total cost of the windbreaker and the dress. The dress cost
16 of the total cost of the coat and the windbreaker. Find the total cost of the dress and the coat.
| Coat |
Windbreaker |
Dress |
Total |
1x7 =
7 u |
8x7 =
56 u |
9x7 =
63 u |
6x9 =
54 u |
1x9 =
9 u |
7x9 =
63 u |
| 7 u |
47 u |
9 u |
63 u |
Total amount that Zoe paid for the coat, the windbreaker and the dress = 63 u
63 u = 315
1 u = 315 ÷ 63 = 5
Total cost of the dress and the coat
= 7 u + 9 u
= 16 u
= 16 x 5
= $80
Answer(s): $80
