Olivia had $24 more than Tiffany at first. Tiffany spent
47 of her money and Olivia spent
35 of her money. Given that they had equal amount of money left, how many much did Tiffany have at first?
| |
Olivia |
Tiffany |
More |
Before |
7x2 =
7 u |
5x3 =
15 u |
1 u |
Change |
- 4x2 =
- 8 u |
- 3x3 =
- 9 u |
|
After |
3x2 =
6 u |
2x3 =
6 u |
|
Fraction of money that Tiffany had left
= 1 -
47 =
37 Fraction of money that Olivia had left
= 1 -
35 =
25 The amount that Olivia and Tiffany had left is the same. Make the amount that Olivia and Tiffany had left is the same. LCM of 3 and 2 is 6.
Amount that Tiffany had at first = 7 u
Amount that Olivia had at first = 15 u
Amount that Olivia had more than Tiffany at first
= 15 u - 7 u
= 1 u
= $24
Amount that Tiffany had at first
= 7 u
= 7 x 24
= $168
Answer(s): $168
