Cole has
49 as many cards as George. They have a total of 260 cards. How many cards must George give to Cole so that they will have the same number of cards?
| |
Cole |
George |
Total |
| Before |
4 u |
9 u |
13 u |
| Change |
+ ? |
- ? |
|
| After |
130 |
130 |
260 |
Total number of cards
= 4 u + 9 u
= 13 u
13 u = 260
1 u = 260 ÷ 13 = 20
Number of cards that each of them has in the end
= 260 ÷ 2
= 130
Number of cards that Cole has
= 4 u
= 4 x 20
= 80
Number of cards that George must give Cole
= 130 - 80
= 50
Answer(s): 50
