There were 86 more blazers than skirts in a shop. After 74 blazers and 10% of the skirts were sold, there were an equal number of blazers and skirts left. How many skirts were there in the shop at first?
| |
Skirts |
Blazers |
| Before |
10 u |
9 u + 74 |
| Change |
- 1 u |
- 74 |
| After |
9 u |
9 u |
10% =
10100 =
110There were 86 more blazers than skirts at first. If another 86 skirts were added at first, the number of skirts and blazers would be the same.
10 u + 86 = 9 u + 74
10 u - 9 u = 74 - 86
1 u = -12
1 u = -12 ÷ 1 = -12
Number of skirts in the shop at first
= 10 u
= 10 x -12
= -120
Answer(s): -120
