Riordan and Ryan share a bunch of kiwis in the ratio 8 : 5. If Riordan gives Ryan 21 kiwis from his share, they will have the same number of kiwis. How many kiwis does Riordan have at first?
| |
Riordan |
Ryan |
| Before |
8 u |
5 u |
| Change |
- 21 |
+ 21 |
| After |
8 u - 21 |
5 u + 21 |
If Riordan gives Ryan 21 kiwis from his share, they will have the same number of kiwis.
8 u - 21 = 5 u + 21
8 u - 5 u = 21 + 21
3 u = 42
1 u = 42 ÷ 3 = 14
Number of kiwis that Riordan has
= 8 u
= 8 x 14
= 112
Answer(s): 112
