Xavier and Ken have a total of 75 stickers. If Xavier gives Ken 17 stickers, Ken will have 4 times as many stickers as him. Find
(a) Xavier's stickers
(b) Ken's stickers
|
Xavier |
Ken |
Total |
Before |
1 u + 17 |
4 u - 17 |
75 |
Change |
- 17 |
+ 17 |
|
After |
1 u |
4 u |
5 u |
(a)
Total number of stickers
= 1 u + 4 u
= 5 u
5 u = 75
1 u = 75 ÷ 5 = 15
Number of stickers that Xavier has
= 1 u + 17
= 15 + 17
= 32
(b)
Number of stickers that Ken has
= 75 - 32
= 43
Answer(s): (a) 32; (b) 43