There were 61 more shirts than coats in a shop. After 92 shirts and 20% of the coats were sold, there were an equal number of shirts and coats left. How many coats were there in the shop at first?
| |
Coats |
Shirts |
| Before |
5 u |
4 u + 92 |
| Change |
- 1 u |
- 92 |
| After |
4 u |
4 u |
20% =
20100 =
15There were 61 more shirts than coats at first. If another 61 coats were added at first, the number of coats and shirts would be the same.
5 u + 61 = 4 u + 92
5 u - 4 u = 92 - 61
1 u = 31
1 u = 31 ÷ 1 = 31
Number of coats in the shop at first
= 5 u
= 5 x 31
= 155
Answer(s): 155
