Natalie had $85 more than Cathy. Natalie spent 0.6 of her money and Cathy spent 40% of her money. In the end, Natalie and Cathy had the same amount of money left. Find the amount of money that Natalie had in the end.
| |
Natalie |
Cathy |
Comparing Natalie
and Cathy at first |
85 more |
|
| Before |
5x3 =
15 u |
5x2 =
10 u |
| Change |
- 3x3 =
- 9 u |
- 2x2 =
- 4 u |
| After |
2x3 =
6 u |
3x2 =
6 u |
0.6 =
610 =
35 40% =
40100 =
25 Natalie and Cathy had the same amount of money in the end. Make the amount that each had in the end the same. LCM of 2 and 3 is 6.
Amount that Natalie had more than Cathy at first
= 15 u - 10 u
= 5 u
5 u = 85
1 u = 85 ÷ 5 = 17
Amount that Natalie had in the end
= 6 u
= 6 x 17
= $102
Answer(s): $102
