Vanessa had $28 more than Tina at first. Tina spent
25 of her money and Vanessa spent
12 of her money. Given that they had equal amount of money left, how many much did Tina have at first?
| |
Vanessa |
Tina |
More |
Before |
5x1 =
5 u |
2x3 =
6 u |
1 u |
Change |
- 2x1 =
- 2 u |
- 1x3 =
- 3 u |
|
After |
3x1 =
3 u |
1x3 =
3 u |
|
Fraction of money that Tina had left
= 1 -
25 =
35 Fraction of money that Vanessa had left
= 1 -
12 =
12 The amount that Vanessa and Tina had left is the same. Make the amount that Vanessa and Tina had left is the same. LCM of 3 and 1 is 3.
Amount that Tina had at first = 5 u
Amount that Vanessa had at first = 6 u
Amount that Vanessa had more than Tina at first
= 6 u - 5 u
= 1 u
= $28
Amount that Tina had at first
= 5 u
= 5 x 28
= $140
Answer(s): $140
