There were 64 more shirts than skirts in a shop. After 60 shirts and 40% of the skirts were sold, there were an equal number of shirts and skirts left. How many skirts were there in the shop at first?
| |
Skirts |
Shirts |
| Before |
5 u |
3 u + 60 |
| Change |
- 2 u |
- 60 |
| After |
3 u |
3 u |
40% =
40100 =
25There were 64 more shirts than skirts at first. If another 64 skirts were added at first, the number of skirts and shirts would be the same.
5 u + 64 = 3 u + 60
5 u - 3 u = 60 - 64
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
