There were 67 more skirts than blouses in a shop. After 100 skirts and 20% of the blouses were sold, there were an equal number of skirts and blouses left. How many blouses were there in the shop at first?
|
Blouses |
Skirts |
Before |
5 u |
4 u + 100 |
Change |
- 1 u |
- 100 |
After |
4 u |
4 u |
20% =
20100 =
15There were 67 more skirts than blouses at first. If another 67 blouses were added at first, the number of blouses and skirts would be the same.
5 u + 67 = 4 u + 100
5 u - 4 u = 100 - 67
1 u = 33
1 u = 33 ÷ 1 = 33
Number of blouses in the shop at first
= 5 u
= 5 x 33
= 165
Answer(s): 165