Ethan and Archie share a bunch of starfruits in the ratio 9 : 5. If Ethan gives Archie 50 starfruits from his share, they will have the same number of starfruits. How many starfruits does Ethan have at first?
| |
Ethan |
Archie |
| Before |
9 u |
5 u |
| Change |
- 50 |
+ 50 |
| After |
9 u - 50 |
5 u + 50 |
If Ethan gives Archie 50 starfruits from his share, they will have the same number of starfruits.
9 u - 50 = 5 u + 50
9 u - 5 u = 50 + 50
4 u = 100
1 u = 100 ÷ 4 = 25
Number of starfruits that Ethan has
= 9 u
= 9 x 25
= 225
Answer(s): 225
