PSLE Reggie, Jeremy and Ben had 351 stickers altogether. Reggie gave
320 of his stickers to Jeremy and
25 of his stickers to Ben. After that, all three boys had the same number of stickers. What was the difference in the number of stickers between Jeremy and Ben at first?
|
Reggie |
Jeremy |
Ben |
Total |
Before |
20 u |
6 u |
1 u |
27 u |
Change 1 |
- 3 u |
+ 3 u |
|
|
Change 2 |
- 8 u |
|
+ 8 u |
|
After |
9 u |
9 u |
9 u |
27 u |
Comparing between Reggie, Jeremy and Ben in the end |
1x9 = 9 u |
1x9 = 9 u |
1x9 = 9 u |
3x9 = 27 u |
Fraction of stickers that Reggie had left
= 1 -
320 -
25 = 1 -
320 -
820 =
920 Total number of stickers
= 3 x 9 u
= 27 u
27 u = 351
1 u = 351 ÷ 27 = 13
Difference in the number of stickers between Jeremy and Ben at first
= 6 u - 1 u
= 5 u
= 5 x 13
= 65
Answer(s): 65