Sean has
25 as many stamps as Liam. They have a total of 294 stamps. How many stamps must Liam give to Sean so that they will have the same number of stamps?
|
Sean |
Liam |
Total |
Before |
2 u |
5 u |
7 u |
Change |
+ ? |
- ? |
|
After |
147 |
147 |
294 |
Total number of stamps
= 2 u + 5 u
= 7 u
7 u = 294
1 u = 294 ÷ 7 = 42
Number of stamps that each of them has in the end
= 294 ÷ 2
= 147
Number of stamps that Sean has
= 2 u
= 2 x 42
= 84
Number of stamps that Liam must give Sean
= 147 - 84
= 63
Answer(s): 63