Bobby and Fabian have a total of 78 cards. If Bobby gives Fabian 27 cards, Fabian will have 5 times as many cards as him. Find
(a) Bobby's cards
(b) Fabian's cards
|
Bobby |
Fabian |
Total |
Before |
1 u + 27 |
5 u - 27 |
78 |
Change |
- 27 |
+ 27 |
|
After |
1 u |
5 u |
6 u |
(a)
Total number of cards
= 1 u + 5 u
= 6 u
6 u = 78
1 u = 78 ÷ 6 = 13
Number of cards that Bobby has
= 1 u + 27
= 13 + 27
= 40
(b)
Number of cards that Fabian has
= 78 - 40
= 38
Answer(s): (a) 40; (b) 38