Zoe paid a total of $315 for a windbreaker, a sweater and a jacket. The windbreaker cost
18 of the total cost of the sweater and the jacket. The jacket cost
16 of the total cost of the windbreaker and the sweater. Find the total cost of the jacket and the windbreaker.
| Windbreaker |
Sweater |
Jacket |
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 windbreaker, the sweater and the jacket = 63 u
63 u = 315
1 u = 315 ÷ 63 = 5
Total cost of the jacket and the windbreaker
= 7 u + 9 u
= 16 u
= 16 x 5
= $80
Answer(s): $80
