Zoe paid a total of $126 for a sweater, a jumpsuit and a skirt. The sweater cost
16 of the total cost of the jumpsuit and the skirt. The skirt cost
15 of the total cost of the sweater and the jumpsuit. Find the total cost of the skirt and the sweater.
| Sweater |
Jumpsuit |
Skirt |
Total |
1x6 =
6 u |
6x6 =
36 u |
7x6 =
42 u |
5x7 =
35 u |
1x7 =
7 u |
6x7 =
42 u |
| 6 u |
29 u |
7 u |
42 u |
Total amount that Zoe paid for the sweater, the jumpsuit and the skirt = 42 u
42 u = 126
1 u = 126 ÷ 42 = 3
Total cost of the skirt and the sweater
= 6 u + 7 u
= 13 u
= 13 x 3
= $39
Answer(s): $39
