Zoe paid a total of $189 for a blazer, a skirt and a sweater. The blazer cost
27 of the total cost of the skirt and the sweater. The sweater cost
16 of the total cost of the blazer and the skirt. Find the total cost of the sweater and the blazer.
| Blazer |
Skirt |
Sweater |
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 blazer, the skirt and the sweater = 63 u
63 u = 189
1 u = 189 ÷ 63 = 3
Total cost of the sweater and the blazer
= 14 u + 9 u
= 23 u
= 23 x 3
= $69
Answer(s): $69
