There were 93 more windbreakers than skirts in a shop. After 97 windbreakers and 40% of the skirts were sold, there were an equal number of windbreakers and skirts left. How many skirts were there in the shop at first?
| |
Skirts |
Windbreakers |
| Before |
5 u |
3 u + 97 |
| Change |
- 2 u |
- 97 |
| After |
3 u |
3 u |
40% =
40100 =
25There were 93 more windbreakers than skirts at first. If another 93 skirts were added at first, the number of skirts and windbreakers would be the same.
5 u + 93 = 3 u + 97
5 u - 3 u = 97 - 93
2 u = 4
1 u = 4 ÷ 2 = 2
Number of skirts in the shop at first
= 5 u
= 5 x 2
= 10
Answer(s): 10
