Bryan, Adam and Charlie have some stickers in the ratio of 6 : 4 : 7.
Bryan and Adam have a total of 400 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 = 6 u
Number of stickers that Adam has = 4 u
Number of stickers that Charlie has = 7 u
Number of stickers Bryan and Adam have
= 6 u + 4 u
= 10 u
10 u = 400
1 u = 400 ÷ 10 = 40
Number of stickers that Bryan has
= 6 u
= 6 x 40
= 240
(b)
Number of stickers that Bryan and Charlie have
= 6 u + 7 u
= 13 u
= 13 x 40
= 520
(c)
Number of less stickers that Adam has than Bryan
= 6 u - 4 u
= 2 u
= 2 x 40
= 80
Answer(s): (a) 240; (b) 520; (c) 80