There were 48 more dresses than skirts in a shop. After 69 dresses and 10% of the skirts were sold, there were an equal number of dresses and skirts left. How many skirts were there in the shop at first?
| |
Skirts |
Dresses |
| Before |
10 u |
9 u + 69 |
| Change |
- 1 u |
- 69 |
| After |
9 u |
9 u |
10% =
10100 =
110There were 48 more dresses than skirts at first. If another 48 skirts were added at first, the number of skirts and dresses would be the same.
10 u + 48 = 9 u + 69
10 u - 9 u = 69 - 48
1 u = 21
1 u = 21 ÷ 1 = 21
Number of skirts in the shop at first
= 10 u
= 10 x 21
= 210
Answer(s): 210
