There were 53 more jackets than coats in a shop. After 54 jackets and 10% of the coats were sold, there were an equal number of jackets and coats left. How many coats were there in the shop at first?
|
Coats |
Jackets |
Before |
10 u |
9 u + 54 |
Change |
- 1 u |
- 54 |
After |
9 u |
9 u |
10% =
10100 =
110There were 53 more jackets than coats at first. If another 53 coats were added at first, the number of coats and jackets would be the same.
10 u + 53 = 9 u + 54
10 u - 9 u = 54 - 53
1 u = 1
1 u = 1 ÷ 1 = 1
Number of coats in the shop at first
= 10 u
= 10 x 1
= 10
Answer(s): 10