Cody and Sam share a bunch of starfruits in the ratio 9 : 4. If Cody gives Sam 50 starfruits from his share, they will have the same number of starfruits. How many starfruits does Cody have at first?
| |
Cody |
Sam |
| Before |
9 u |
4 u |
| Change |
- 50 |
+ 50 |
| After |
9 u - 50 |
4 u + 50 |
If Cody gives Sam 50 starfruits from his share, they will have the same number of starfruits.
9 u - 50 = 4 u + 50
9 u - 4 u = 50 + 50
5 u = 100
1 u = 100 ÷ 5 = 20
Number of starfruits that Cody has
= 9 u
= 9 x 20
= 180
Answer(s): 180
