Harry has
56 as many cards as Reggie. They have a total of 286 cards. How many cards must Reggie give to Harry so that they will have the same number of cards?
|
Harry |
Reggie |
Total |
Before |
5 u |
6 u |
11 u |
Change |
+ ? |
- ? |
|
After |
143 |
143 |
286 |
Total number of cards
= 5 u + 6 u
= 11 u
11 u = 286
1 u = 286 ÷ 11 = 26
Number of cards that each of them has in the end
= 286 ÷ 2
= 143
Number of cards that Harry has
= 5 u
= 5 x 26
= 130
Number of cards that Reggie must give Harry
= 143 - 130
= 13
Answer(s): 13