The ratio of Japheth's money to Paul's money is 1 : 5. If Paul has $40, how much must he give to Japheth so both will have the equal amount of money?
| |
Japheth |
Paul |
Total |
| Before |
1 u |
5 u |
6 u |
| Change |
+ 2 u |
- 2 u |
|
| After |
3 u |
3 u |
6 u |
Comparing Japheth and
Paul in the end |
1 |
1 |
|
Amount that Paul has at first = 5 u
5 u = 40
1 u = 40 ÷ 5 = 8
Total amount that Paul and Japheth have
= 1 u + 5 u
= 6 u
Amount that each of them will have in the end
= 6 u ÷ 2
= 3 u
Amount that Paul must give to Japheth
= 3 u - 1 u
= 2 u
= 2 x 8
= $16
Answer(s): $16
