Zoe paid a total of $120 for a skirt, a blouse and a vest. The skirt cost
15 of the total cost of the blouse and the vest. The vest cost
17 of the total cost of the skirt and the blouse. Find the total cost of the vest and the skirt.
| Skirt |
Blouse |
Vest |
Total |
1x4 =
4 u |
5x4 =
20 u |
6x4 =
24 u |
7x3 =
21 u |
1x3 =
3 u |
8x3 =
24 u |
| 4 u |
17 u |
3 u |
24 u |
Total amount that Zoe paid for the skirt, the blouse and the vest = 24 u
24 u = 120
1 u = 120 ÷ 24 = 5
Total cost of the vest and the skirt
= 4 u + 3 u
= 7 u
= 7 x 5
= $35
Answer(s): $35
