Zoe paid a total of $360 for a shirt, a sweater and a blouse. The shirt cost
18 of the total cost of the sweater and the blouse. The blouse cost
17 of the total cost of the shirt and the sweater. Find the total cost of the blouse and the shirt.
| Shirt |
Sweater |
Blouse |
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 shirt, the sweater and the blouse = 72 u
72 u = 360
1 u = 360 ÷ 72 = 5
Total cost of the blouse and the shirt
= 8 u + 9 u
= 17 u
= 17 x 5
= $85
Answer(s): $85
