Zoe paid a total of $315 for a skirt, a blouse and a jumpsuit. The skirt cost
18 of the total cost of the blouse and the jumpsuit. The jumpsuit cost
16 of the total cost of the skirt and the blouse. Find the total cost of the jumpsuit and the skirt.
| Skirt |
Blouse |
Jumpsuit |
Total |
1x7 =
7 u |
8x7 =
56 u |
9x7 =
63 u |
6x9 =
54 u |
1x9 =
9 u |
7x9 =
63 u |
| 7 u |
47 u |
9 u |
63 u |
Total amount that Zoe paid for the skirt, the blouse and the jumpsuit = 63 u
63 u = 315
1 u = 315 ÷ 63 = 5
Total cost of the jumpsuit and the skirt
= 7 u + 9 u
= 16 u
= 16 x 5
= $80
Answer(s): $80
