Zoe paid a total of $72 for a shirt, a jacket and a dress. The shirt cost
27 of the total cost of the jacket and the dress. The dress cost
15 of the total cost of the shirt and the jacket. Find the total cost of the dress and the shirt.
Shirt |
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 shirt, the jacket and the dress = 18 u
18 u = 72
1 u = 72 ÷ 18 = 4
Total cost of the dress and the shirt
= 4 u + 3 u
= 7 u
= 7 x 4
= $28
Answer(s): $28