Luis and Elijah share a bunch of apples in the ratio 5 : 2. If Luis gives Elijah 18 apples from his share, they will have the same number of apples. How many apples does Luis have at first?
|
Luis |
Elijah |
Before |
5 u |
2 u |
Change |
- 18 |
+ 18 |
After |
5 u - 18 |
2 u + 18 |
If Luis gives Elijah 18 apples from his share, they will have the same number of apples.
5 u - 18 = 2 u + 18
5 u - 2 u = 18 + 18
3 u = 36
1 u = 36 ÷ 3 = 12
Number of apples that Luis has
= 5 u
= 5 x 12
= 60
Answer(s): 60