There were 48 more coats than skirts in a shop. After 77 coats and 20% of the skirts were sold, there were an equal number of coats and skirts left. How many skirts were there in the shop at first?
| |
Skirts |
Coats |
| Before |
5 u |
4 u + 77 |
| Change |
- 1 u |
- 77 |
| After |
4 u |
4 u |
20% =
20100 =
15There were 48 more coats than skirts at first. If another 48 skirts were added at first, the number of skirts and coats would be the same.
5 u + 48 = 4 u + 77
5 u - 4 u = 77 - 48
1 u = 29
1 u = 29 ÷ 1 = 29
Number of skirts in the shop at first
= 5 u
= 5 x 29
= 145
Answer(s): 145
