Glen and Jack share a bunch of starfruits in the ratio 9 : 4. If Glen gives Jack 40 starfruits from his share, they will have the same number of starfruits. How many starfruits does Glen have at first?
|
Glen |
Jack |
Before |
9 u |
4 u |
Change |
- 40 |
+ 40 |
After |
9 u - 40 |
4 u + 40 |
If Glen gives Jack 40 starfruits from his share, they will have the same number of starfruits.
9 u - 40 = 4 u + 40
9 u - 4 u = 40 + 40
5 u = 80
1 u = 80 ÷ 5 = 16
Number of starfruits that Glen has
= 9 u
= 9 x 16
= 144
Answer(s): 144