The ratio of Ian's money to Bryan's money is 1 : 5. If Bryan has $165, how much must he give to Ian so both will have the equal amount of money?
| |
Ian |
Bryan |
Total |
| Before |
1 u |
5 u |
6 u |
| Change |
+ 2 u |
- 2 u |
|
| After |
3 u |
3 u |
6 u |
Comparing Ian and
Bryan in the end |
1 |
1 |
|
Amount that Bryan has at first = 5 u
5 u = 165
1 u = 165 ÷ 5 = 33
Total amount that Bryan and Ian have
= 1 u + 5 u
= 6 u
Amount that each of them will have in the end
= 6 u ÷ 2
= 3 u
Amount that Bryan must give to Ian
= 3 u - 1 u
= 2 u
= 2 x 33
= $66
Answer(s): $66
