Billy has
35 as many cards as Flynn. They have a total of 264 cards. How many cards must Flynn give to Billy so that they will have the same number of cards?
| |
Billy |
Flynn |
Total |
| Before |
3 u |
5 u |
8 u |
| Change |
+ ? |
- ? |
|
| After |
132 |
132 |
264 |
Total number of cards
= 3 u + 5 u
= 8 u
8 u = 264
1 u = 264 ÷ 8 = 33
Number of cards that each of them has in the end
= 264 ÷ 2
= 132
Number of cards that Billy has
= 3 u
= 3 x 33
= 99
Number of cards that Flynn must give Billy
= 132 - 99
= 33
Answer(s): 33
