Rael has
34 as many stickers as George. They have a total of 280 stickers. How many stickers must George give to Rael so that they will have the same number of stickers?
|
Rael |
George |
Total |
Before |
3 u |
4 u |
7 u |
Change |
+ ? |
- ? |
|
After |
140 |
140 |
280 |
Total number of stickers
= 3 u + 4 u
= 7 u
7 u = 280
1 u = 280 ÷ 7 = 40
Number of stickers that each of them has in the end
= 280 ÷ 2
= 140
Number of stickers that Rael has
= 3 u
= 3 x 40
= 120
Number of stickers that George must give Rael
= 140 - 120
= 20
Answer(s): 20