Tina had $119 more than Cathy. Tina spent 0.6 of her money and Cathy spent 25% of her money. In the end, Tina and Cathy had the same amount of money left. Find the amount of money that Tina had in the end.
| |
Tina |
Cathy |
Comparing Tina
and Cathy at first |
119 more |
|
| Before |
5x3 =
15 u |
4x2 =
8 u |
| Change |
- 3x3 =
- 9 u |
- 1x2 =
- 2 u |
| After |
2x3 =
6 u |
3x2 =
6 u |
0.6 =
610 =
35 25% =
25100 =
14 Tina 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 Tina had more than Cathy at first
= 15 u - 8 u
= 7 u
7 u = 119
1 u = 119 ÷ 7 = 17
Amount that Tina had in the end
= 6 u
= 6 x 17
= $102
Answer(s): $102
