The ratio of George's money to Tom's money is 3 : 13. If Tom has $247, how much must he give to George so both will have the equal amount of money?
|
George |
Tom |
Total |
Before |
3 u |
13 u |
16 u |
Change |
+ 5 u |
- 5 u |
|
After |
8 u |
8 u |
16 u |
Comparing George and Tom in the end |
1 |
1 |
|
Amount that Tom has at first = 13 u
13 u = 247
1 u = 247 ÷ 13 = 19
Total amount that Tom and George have
= 3 u + 13 u
= 16 u
Amount that each of them will have in the end
= 16 u ÷ 2
= 8 u
Amount that Tom must give to George
= 8 u - 3 u
= 5 u
= 5 x 19
= $95
Answer(s): $95