There were 40 more jackets than vests in a shop. After 81 jackets and 20% of the vests were sold, there were an equal number of jackets and vests left. How many vests were there in the shop at first?
|
Vests |
Jackets |
Before |
5 u |
4 u + 81 |
Change |
- 1 u |
- 81 |
After |
4 u |
4 u |
20% =
20100 =
15There were 40 more jackets than vests at first. If another 40 vests were added at first, the number of vests and jackets would be the same.
5 u + 40 = 4 u + 81
5 u - 4 u = 81 - 40
1 u = 41
1 u = 41 ÷ 1 = 41
Number of vests in the shop at first
= 5 u
= 5 x 41
= 205
Answer(s): 205