The ratio of Jenson's money to Andy's money is 5 : 13. If Andy has $416, how much must he give to Jenson so both will have the equal amount of money?
| |
Jenson |
Andy |
Total |
| Before |
5 u |
13 u |
18 u |
| Change |
+ 4 u |
- 4 u |
|
| After |
9 u |
9 u |
18 u |
Comparing Jenson and
Andy in the end |
1 |
1 |
|
Amount that Andy has at first = 13 u
13 u = 416
1 u = 416 ÷ 13 = 32
Total amount that Andy and Jenson have
= 5 u + 13 u
= 18 u
Amount that each of them will have in the end
= 18 u ÷ 2
= 9 u
Amount that Andy must give to Jenson
= 9 u - 5 u
= 4 u
= 4 x 32
= $128
Answer(s): $128
