Adam has 20 stickers.
Adam has 3 times as many green stickers as red stickers.
- Number of green stickers = _____
- Number of more green stickers than red stickers = _____
- Total number of stickers = _____
- Number of less red stickers than green stickers = _____
(a)
The number of green stickers is 3 times the number of red stickers.
The number of red stickers is the smaller group.
Number of red stickers = 1 u
Number of green stickers = 3 u
Total number of stickers = 1 u + 3 u = 4 u
4 u = 20
1 u = 20 ÷ 4 = 5
Number of green stickers
= 3 u
= 3 x 5
= 15
(b)
Number of more green stickers than red stickers
= 3 u - 1 u
= 2 u
= 2 x 5
= 10
(c)
Total number of stickers
= 3 u + 1 u
= 4 u
= 4 x 5
= 20
(d)
Number of less red stickers than green stickers
= 3 u - 1 u
= 2 u
= 2 x 5
= 10
Answer(s): (a) 15; (b) 10; (c) 20; (d) 10