Zoe paid a total of $288 for a sweater, a skirt and a blazer. The sweater cost
18 of the total cost of the skirt and the blazer. The blazer cost
17 of the total cost of the sweater and the skirt. Find the total cost of the blazer and the sweater.
| Sweater |
Skirt |
Blazer |
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 sweater, the skirt and the blazer = 72 u
72 u = 288
1 u = 288 ÷ 72 = 4
Total cost of the blazer and the sweater
= 8 u + 9 u
= 17 u
= 17 x 4
= $68
Answer(s): $68
