Yen had $16 more than Tammy at first. After Yen and Tammy spent an equal amount of money, Tammy had
57 as much as Yen. How much money did Yen have left?
|
Yen |
Tammy |
Difference |
Before |
1 u + $16 |
1 u |
$16 |
Change |
- 1 |
- 1 |
|
After |
7 p |
5 p |
2 p |
Difference in the amounts between Yen and Tammy
= 7 p - 5 p
= 2 p
Since both Yen and Tammy spent an equal amount, the difference in the amounts that Yen and Tammy had at first and in the end remains unchanged.
2 p = 16
1 p = 16 ÷ 2 = 8
Amount that Yen had left
= 7 p
= 7 x 8
= $56
Answer(s): $56