The ratio of Charlie's money to Dylan's money is 1 : 5. If Dylan has $195, how much must he give to Charlie so both will have the equal amount of money?
| |
Charlie |
Dylan |
Total |
| Before |
1 u |
5 u |
6 u |
| Change |
+ 2 u |
- 2 u |
|
| After |
3 u |
3 u |
6 u |
Comparing Charlie and
Dylan in the end |
1 |
1 |
|
Amount that Dylan has at first = 5 u
5 u = 195
1 u = 195 ÷ 5 = 39
Total amount that Dylan and Charlie have
= 1 u + 5 u
= 6 u
Amount that each of them will have in the end
= 6 u ÷ 2
= 3 u
Amount that Dylan must give to Charlie
= 3 u - 1 u
= 2 u
= 2 x 39
= $78
Answer(s): $78
