There were 65 more coats than blazers in a shop. After 53 coats and 30% of the blazers were sold, there were an equal number of coats and blazers left. How many blazers were there in the shop at first?
|
Blazers |
Coats |
Before |
10 u |
7 u + 53 |
Change |
- 3 u |
- 53 |
After |
7 u |
7 u |
30% =
30100 =
310There were 65 more coats than blazers at first. If another 65 blazers were added at first, the number of blazers and coats would be the same.
10 u + 65 = 7 u + 53
10 u - 7 u = 53 - 65
3 u = -12
1 u = -12 ÷ 3 = -4
Number of blazers in the shop at first
= 10 u
= 10 x -4
= -40
Answer(s): -40