There were 66 more sweaters than dresses in a shop. After 62 sweaters and 40% of the dresses were sold, there were an equal number of sweaters and dresses left. How many dresses were there in the shop at first?
| |
Dresses |
Sweaters |
| Before |
5 u |
3 u + 62 |
| Change |
- 2 u |
- 62 |
| After |
3 u |
3 u |
40% =
40100 =
25There were 66 more sweaters than dresses at first. If another 66 dresses were added at first, the number of dresses and sweaters would be the same.
5 u + 66 = 3 u + 62
5 u - 3 u = 62 - 66
2 u = -4
1 u = -4 ÷ 2 = -2
Number of dresses in the shop at first
= 5 u
= 5 x -2
= -10
Answer(s): -10
