Zoe paid a total of $120 for a blouse, a windbreaker and a shirt. The blouse cost
15 of the total cost of the windbreaker and the shirt. The shirt cost
17 of the total cost of the blouse and the windbreaker. Find the total cost of the shirt and the blouse.
| Blouse |
Windbreaker |
Shirt |
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 blouse, the windbreaker and the shirt = 24 u
24 u = 120
1 u = 120 ÷ 24 = 5
Total cost of the shirt and the blouse
= 4 u + 3 u
= 7 u
= 7 x 5
= $35
Answer(s): $35
