Will has
49 as many cards as Seth. They have a total of 286 cards. How many cards must Seth give to Will so that they will have the same number of cards?
| |
Will |
Seth |
Total |
| Before |
4 u |
9 u |
13 u |
| Change |
+ ? |
- ? |
|
| After |
143 |
143 |
286 |
Total number of cards
= 4 u + 9 u
= 13 u
13 u = 286
1 u = 286 ÷ 13 = 22
Number of cards that each of them has in the end
= 286 ÷ 2
= 143
Number of cards that Will has
= 4 u
= 4 x 22
= 88
Number of cards that Seth must give Will
= 143 - 88
= 55
Answer(s): 55
