Bryan, Adam and Charlie have some stickers in the ratio of 5 : 4 : 4.
Bryan and Adam have a total of 900 stickers.
- How many stickers does Bryan have?
- How many stickers do Bryan and Charlie have?
- How many less stickers does Adam have than Bryan?
(a)
Number of stickers that Bryan has = 5 u
Number of stickers that Adam has = 4 u
Number of stickers that Charlie has = 4 u
Number of stickers Bryan and Adam have
= 5 u + 4 u
= 9 u
9 u = 900
1 u = 900 ÷ 9 = 100
Number of stickers that Bryan has
= 5 u
= 5 x 100
= 500
(b)
Number of stickers that Bryan and Charlie have
= 5 u + 4 u
= 9 u
= 9 x 100
= 900
(c)
Number of less stickers that Adam has than Bryan
= 5 u - 4 u
= 1 u
= 1 x 100
= 100
Answer(s): (a) 500; (b) 900; (c) 100