There were 48 more windbreakers than jumpsuits in a shop. After 87 windbreakers and 30% of the jumpsuits were sold, there were an equal number of windbreakers and jumpsuits left. How many jumpsuits were there in the shop at first?
| |
Jumpsuits |
Windbreakers |
| Before |
10 u |
7 u + 87 |
| Change |
- 3 u |
- 87 |
| After |
7 u |
7 u |
30% =
30100 =
310There were 48 more windbreakers than jumpsuits at first. If another 48 jumpsuits were added at first, the number of jumpsuits and windbreakers would be the same.
10 u + 48 = 7 u + 87
10 u - 7 u = 87 - 48
3 u = 39
1 u = 39 ÷ 3 = 13
Number of jumpsuits in the shop at first
= 10 u
= 10 x 13
= 130
Answer(s): 130
