Justin and Fred share a bunch of pears in the ratio 9 : 5. If Justin gives Fred 22 pears from his share, they will have the same number of pears. How many pears does Justin have at first?
|
Justin |
Fred |
Before |
9 u |
5 u |
Change |
- 22 |
+ 22 |
After |
9 u - 22 |
5 u + 22 |
If Justin gives Fred 22 pears from his share, they will have the same number of pears.
9 u - 22 = 5 u + 22
9 u - 5 u = 22 + 22
4 u = 44
1 u = 44 ÷ 4 = 11
Number of pears that Justin has
= 9 u
= 9 x 11
= 99
Answer(s): 99