There were 88 more vests than skirts in a shop. After 100 vests and 20% of the skirts were sold, there were an equal number of vests and skirts left. How many skirts were there in the shop at first?
|
Skirts |
Vests |
Before |
5 u |
4 u + 100 |
Change |
- 1 u |
- 100 |
After |
4 u |
4 u |
20% =
20100 =
15There were 88 more vests than skirts at first. If another 88 skirts were added at first, the number of skirts and vests would be the same.
5 u + 88 = 4 u + 100
5 u - 4 u = 100 - 88
1 u = 12
1 u = 12 ÷ 1 = 12
Number of skirts in the shop at first
= 5 u
= 5 x 12
= 60
Answer(s): 60