Glen and Warren have a total of 70 cards. If Glen gives Warren 25 cards, Warren will have 4 times as many cards as him. Find
(a) Glen's cards
(b) Warren's cards
|
Glen |
Warren |
Total |
Before |
1 u + 25 |
4 u - 25 |
70 |
Change |
- 25 |
+ 25 |
|
After |
1 u |
4 u |
5 u |
(a)
Total number of cards
= 1 u + 4 u
= 5 u
5 u = 70
1 u = 70 ÷ 5 = 14
Number of cards that Glen has
= 1 u + 25
= 14 + 25
= 39
(b)
Number of cards that Warren has
= 70 - 39
= 31
Answer(s): (a) 39; (b) 31