Luis and David share a bunch of chikoos in the ratio 9 : 4. If Luis gives David 55 chikoos from his share, they will have the same number of chikoos. How many chikoos does Luis have at first?
|
Luis |
David |
Before |
9 u |
4 u |
Change |
- 55 |
+ 55 |
After |
9 u - 55 |
4 u + 55 |
If Luis gives David 55 chikoos from his share, they will have the same number of chikoos.
9 u - 55 = 4 u + 55
9 u - 4 u = 55 + 55
5 u = 110
1 u = 110 ÷ 5 = 22
Number of chikoos that Luis has
= 9 u
= 9 x 22
= 198
Answer(s): 198