Brandon has
37 as many stamps as Jack. They have a total of 260 stamps. How many stamps must Jack give to Brandon so that they will have the same number of stamps?
|
Brandon |
Jack |
Total |
Before |
3 u |
7 u |
10 u |
Change |
+ ? |
- ? |
|
After |
130 |
130 |
260 |
Total number of stamps
= 3 u + 7 u
= 10 u
10 u = 260
1 u = 260 ÷ 10 = 26
Number of stamps that each of them has in the end
= 260 ÷ 2
= 130
Number of stamps that Brandon has
= 3 u
= 3 x 26
= 78
Number of stamps that Jack must give Brandon
= 130 - 78
= 52
Answer(s): 52