Eva had $4 less than Fanny at first. After Fanny and Eva spent an equal amount of money, Eva had
57 as much as Fanny. How much money did Eva have left?
| |
Eva |
Fanny |
Difference |
| Before |
1 u |
1 u + $4 |
$4 |
| Change |
- 1 |
- 1 |
|
| After |
5 p |
7 p |
2 p |
Difference in the amounts between Fanny and Eva
= 7 p - 5 p
= 2 p
Since both Fanny and Eva spent an equal amount, the difference in the amounts that Fanny and Eva had at first and in the end remains unchanged.
2 p = 4
1 p = 4 ÷ 2 = 2
Amount that Eva had left
= 5 p
= 5 x 2
= $10
Answer(s): $10
