Adam, Charlie and Bryan have some stickers in the ratio of 4 : 2 : 9.
Adam and Charlie have a total of 600 stickers.
- How many stickers does Adam have?
- How many stickers do Adam and Bryan have?
- How many more stickers does Adam have than Charlie?
(a)
Number of stickers that Adam has = 4 u
Number of stickers that Charlie has = 2 u
Number of stickers that Bryan has = 9 u
Number of stickers Adam and Charlie have
= 4 u + 2 u
= 6 u
6 u = 600
1 u = 600 ÷ 6 = 100
Number of stickers that Adam has
= 4 u
= 4 x 100
= 400
(b)
Number of stickers that Adam and Bryan have
= 4 u + 9 u
= 13 u
= 13 x 100
= 1300
(c)
Number of more stickers that Adam has than Charlie
= 4 u - 2 u
= 2 u
= 2 x 100
= 200
Answer(s): (a) 400; (b) 1300; (c) 200