Min had $75 less than Linda. Linda spent 0.6 of her money and Min spent 20% of her money. In the end, Linda and Min had the same amount of money left. Find the amount of money that Linda had at first.
| |
Min |
Linda |
Comparing Linda
and Min at first |
|
75 more |
| Before |
5x1 =
5 u |
5x2 =
10 u |
| Change |
- 1x1 =
- 1 u |
- 3x2 =
- 6 u |
| After |
4x1 =
4 u |
2x2 =
4 u |
0.6 =
610 =
35 20% =
20100 =
15 Min and Linda had the same amount of money in the end. Make the amount that each had in the end the same. LCM of 2 and 4 is 4.
Amount that Min had less than Linda at first
= 10 u - 5 u
= 5 u
5 u = 75
1 u = 75 ÷ 5 = 15
Amount that Linda had at first
= 10 u
= 10 x 15
= $150
Answer(s): $150
