Zoe paid a total of $189 for a coat, a sweater and a skirt. The coat cost
27 of the total cost of the sweater and the skirt. The skirt cost
16 of the total cost of the coat and the sweater. Find the total cost of the skirt and the coat.
| Coat |
Sweater |
Skirt |
Total |
2x7 =
14 u |
7x7 =
49 u |
9x7 =
63 u |
6x9 =
54 u |
1x9 =
9 u |
7x9 =
63 u |
| 14 u |
40 u |
9 u |
63 u |
Total amount that Zoe paid for the coat, the sweater and the skirt = 63 u
63 u = 189
1 u = 189 ÷ 63 = 3
Total cost of the skirt and the coat
= 14 u + 9 u
= 23 u
= 23 x 3
= $69
Answer(s): $69
