PSLE Vaidev, Ben and Asher had 225 stickers altogether. Vaidev gave
110 of his stickers to Ben and
25 of his stickers to Asher. After that, all three boys had the same number of stickers. What was the difference in the number of stickers between Ben and Asher at first?
|
Vaidev |
Ben |
Asher |
Total |
Before |
10 u |
4 u |
1 u |
15 u |
Change 1 |
- 1 u |
+ 1 u |
|
|
Change 2 |
- 4 u |
|
+ 4 u |
|
After |
5 u |
5 u |
5 u |
15 u |
Comparing between Vaidev, Ben and Asher in the end |
1x5 = 5 u |
1x5 = 5 u |
1x5 = 5 u |
3x5 = 15 u |
Fraction of stickers that Vaidev had left
= 1 -
110 -
25 = 1 -
110 -
410 =
510 Total number of stickers
= 3 x 5 u
= 15 u
15 u = 225
1 u = 225 ÷ 15 = 15
Difference in the number of stickers between Ben and Asher at first
= 4 u - 1 u
= 3 u
= 3 x 15
= 45
Answer(s): 45