Zoe paid a total of $90 for a blazer, a jacket and a dress. The blazer cost
27 of the total cost of the jacket and the dress. The dress cost
15 of the total cost of the blazer and the jacket. Find the total cost of the dress and the blazer.
| Blazer |
Jacket |
Dress |
Total |
2x2 =
4 u |
7x2 =
14 u |
9x2 =
18 u |
5x3 =
15 u |
1x3 =
3 u |
6x3 =
18 u |
| 4 u |
11 u |
3 u |
18 u |
Total amount that Zoe paid for the blazer, the jacket and the dress = 18 u
18 u = 90
1 u = 90 ÷ 18 = 5
Total cost of the dress and the blazer
= 4 u + 3 u
= 7 u
= 7 x 5
= $35
Answer(s): $35
