There were 55 more shirts than coats in a shop. After 94 shirts and 30% 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 |
10 u |
7 u + 94 |
| Change |
- 3 u |
- 94 |
| After |
7 u |
7 u |
30% =
30100 =
310There were 55 more shirts than coats at first. If another 55 coats were added at first, the number of coats and shirts would be the same.
10 u + 55 = 7 u + 94
10 u - 7 u = 94 - 55
3 u = 39
1 u = 39 ÷ 3 = 13
Number of coats in the shop at first
= 10 u
= 10 x 13
= 130
Answer(s): 130
