There were 65 more windbreakers than blouses in a shop. After 83 windbreakers and 30% of the blouses were sold, there were an equal number of windbreakers and blouses left. How many blouses were there in the shop at first?
|
Blouses |
Windbreakers |
Before |
10 u |
7 u + 83 |
Change |
- 3 u |
- 83 |
After |
7 u |
7 u |
30% =
30100 =
310There were 65 more windbreakers than blouses at first. If another 65 blouses were added at first, the number of blouses and windbreakers would be the same.
10 u + 65 = 7 u + 83
10 u - 7 u = 83 - 65
3 u = 18
1 u = 18 ÷ 3 = 6
Number of blouses in the shop at first
= 10 u
= 10 x 6
= 60
Answer(s): 60