There were 48 more coats than blouses in a shop. After 57 coats and 20% of the blouses were sold, there were an equal number of coats and blouses left. How many blouses were there in the shop at first?
| |
Blouses |
Coats |
| Before |
5 u |
4 u + 57 |
| Change |
- 1 u |
- 57 |
| After |
4 u |
4 u |
20% =
20100 =
15There were 48 more coats than blouses at first. If another 48 blouses were added at first, the number of blouses and coats would be the same.
5 u + 48 = 4 u + 57
5 u - 4 u = 57 - 48
1 u = 9
1 u = 9 ÷ 1 = 9
Number of blouses in the shop at first
= 5 u
= 5 x 9
= 45
Answer(s): 45
