The ratio of Tim's money to Daniel's money is 3 : 7. If Daniel has $322, how much must he give to Tim so both will have the equal amount of money?
| |
Tim |
Daniel |
Total |
| Before |
3 u |
7 u |
10 u |
| Change |
+ 2 u |
- 2 u |
|
| After |
5 u |
5 u |
10 u |
Comparing Tim and
Daniel in the end |
1 |
1 |
|
Amount that Daniel has at first = 7 u
7 u = 322
1 u = 322 ÷ 7 = 46
Total amount that Daniel and Tim have
= 3 u + 7 u
= 10 u
Amount that each of them will have in the end
= 10 u ÷ 2
= 5 u
Amount that Daniel must give to Tim
= 5 u - 3 u
= 2 u
= 2 x 46
= $92
Answer(s): $92
