Tammy had $45 more than Roshel at first. After Tammy and Roshel spent an equal amount of money, Roshel had
38 as much as Tammy. How much money did Tammy have left?
| |
Tammy |
Roshel |
Difference |
| Before |
1 u + $45 |
1 u |
$45 |
| Change |
- 1 |
- 1 |
|
| After |
8 p |
3 p |
5 p |
Difference in the amounts between Tammy and Roshel
= 8 p - 3 p
= 5 p
Since both Tammy and Roshel spent an equal amount, the difference in the amounts that Tammy and Roshel had at first and in the end remains unchanged.
5 p = 45
1 p = 45 ÷ 5 = 9
Amount that Tammy had left
= 8 p
= 8 x 9
= $72
Answer(s): $72
