Kylie, Tammy and Raeann have 528 cards. Kylie has
56 as many cards as Tammy. Raeann's cards is
15 of the total number of Kylie's and Tammy's cards. How many cards must Tammy give to Raeann so that both Kylie and Raeann will have the same number of cards?
Kylie |
Tammy |
Raeann |
Total |
5x11 = 55 u |
1x11 = 11 u |
|
5x5 = 25 u |
6x5 = 30 u |
|
|
25 u |
30 u |
11 u |
528 |
Total number of cards
= 25 u + 30 u + 11 u
= 66 u
66 u = 528
1 u = 528 ÷ 66 = 8
Kylie |
Tammy |
Raeann |
Total |
25 u |
30 u |
11 u |
528 |
|
- 14 u |
+ 14 u |
|
25 u |
16 u |
25 u |
528 |
Number of cards that Tammy must give to Raeann
= 25 u - 11 u
= 14 u
= 14 x 8
= 112
Answer(s): 112