Usha had $6 less than Gwen at first. After Gwen and Usha spent an equal amount of money, Usha had
35 as much as Gwen. How much money did Usha have left?
| |
Usha |
Gwen |
Difference |
| Before |
1 u |
1 u + $6 |
$6 |
| Change |
- 1 |
- 1 |
|
| After |
3 p |
5 p |
2 p |
Difference in the amounts between Gwen and Usha
= 5 p - 3 p
= 2 p
Since both Gwen and Usha spent an equal amount, the difference in the amounts that Gwen and Usha had at first and in the end remains unchanged.
2 p = 6
1 p = 6 ÷ 2 = 3
Amount that Usha had left
= 3 p
= 3 x 3
= $9
Answer(s): $9
