PSLE Tim, Reggie and George had 513 stickers altogether. Tim gave
320 of his stickers to Reggie and
25 of his stickers to George. After that, all three boys had the same number of stickers. What was the difference in the number of stickers between Reggie and George at first?
|
Tim |
Reggie |
George |
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 Tim, Reggie and George in the end |
1x9 = 9 u |
1x9 = 9 u |
1x9 = 9 u |
3x9 = 27 u |
Fraction of stickers that Tim had left
= 1 -
320 -
25 = 1 -
320 -
820 =
920 Total number of stickers
= 3 x 9 u
= 27 u
27 u = 513
1 u = 513 ÷ 27 = 19
Difference in the number of stickers between Reggie and George at first
= 6 u - 1 u
= 5 u
= 5 x 19
= 95
Answer(s): 95