The ratio of Andy's money to Henry's money is 5 : 13. If Henry has $494, how much must he give to Andy so both will have the equal amount of money?
| |
Andy |
Henry |
Total |
| Before |
5 u |
13 u |
18 u |
| Change |
+ 4 u |
- 4 u |
|
| After |
9 u |
9 u |
18 u |
Comparing Andy and
Henry in the end |
1 |
1 |
|
Amount that Henry has at first = 13 u
13 u = 494
1 u = 494 ÷ 13 = 38
Total amount that Henry and Andy have
= 5 u + 13 u
= 18 u
Amount that each of them will have in the end
= 18 u ÷ 2
= 9 u
Amount that Henry must give to Andy
= 9 u - 5 u
= 4 u
= 4 x 38
= $152
Answer(s): $152
