The ratio of Fabian's money to Luke's money is 3 : 11. If Luke has $187, how much must he give to Fabian so both will have the equal amount of money?
| |
Fabian |
Luke |
Total |
| Before |
3 u |
11 u |
14 u |
| Change |
+ 4 u |
- 4 u |
|
| After |
7 u |
7 u |
14 u |
Comparing Fabian and
Luke in the end |
1 |
1 |
|
Amount that Luke has at first = 11 u
11 u = 187
1 u = 187 ÷ 11 = 17
Total amount that Luke and Fabian have
= 3 u + 11 u
= 14 u
Amount that each of them will have in the end
= 14 u ÷ 2
= 7 u
Amount that Luke must give to Fabian
= 7 u - 3 u
= 4 u
= 4 x 17
= $68
Answer(s): $68
