Bryan and Adam have 300 stickers.
If Bryan gives Adam 30 stickers, they will have equal number of stickers.
- How many stickers does Bryan have?
- How many stickers does Adam have?
|
Bryan |
Adam |
Before |
1 u + 30 |
1 u - 30 |
Change |
- 30 |
+ 30 |
After |
1 u |
1 u |
(a)
Total number of stickers
= 1 u + 1 u
= 2 u
2 u = 300
1 u = 300 ÷ 2 = 150
Number of stickers that Bryan has
= 1 u + 30
= 150 + 30
= 180
(b)
Number of stickers that Adam has
= 1 u - 30
= 150 - 30
= 120
Answer(s): (a) 180; (b) 120