Adam has 200 red stickers and green stickers.
20% of the stickers are green.
- How many red stickers are there?
- How many less green stickers than red stickers?
(a)
20% =
20100 =
15 Total number of stickers = 5 u
Number of green stickers = 1 u
Number of red stickers = 5 u - 1 u = 4 u
5 u = 200
1 u = 200 ÷ 5 = 40
Number of red stickers
= 4 u
= 4 x 40
= 160
(b)
Number of less green stickers than red stickers
= 4 u - 1 u
= 3 u
= 3 x 40
= 120
Answer(s): (a) 160; (b) 120