Zoe paid a total of $144 for a coat, a vest and a windbreaker. The coat cost
18 of the total cost of the vest and the windbreaker. The windbreaker cost
17 of the total cost of the coat and the vest. Find the total cost of the windbreaker and the coat.
| Coat |
Vest |
Windbreaker |
Total |
1x8 =
8 u |
8x8 =
64 u |
9x8 =
72 u |
7x9 =
63 u |
1x9 =
9 u |
8x9 =
72 u |
| 8 u |
55 u |
9 u |
72 u |
Total amount that Zoe paid for the coat, the vest and the windbreaker = 72 u
72 u = 144
1 u = 144 ÷ 72 = 2
Total cost of the windbreaker and the coat
= 8 u + 9 u
= 17 u
= 17 x 2
= $34
Answer(s): $34
