Adam has 60 less red stickers than blue stickers.
Adam has 7 times as many blue stickers as red stickers.
- Number of blue stickers
- Number of red stickers
- Total number of stickers
- Number of less red stickers than blue stickers
(a)
The number of blue stickers is 7 times the number of red stickers.
The number of red stickers is the smaller group.
Number of red stickers = 1 u
Number of blue stickers = 7 u
Number of less red stickers than blue stickers = 7 u - 1 u = 6 u
6 u = 60
1 u = 60 ÷ 6 = 10
Number of blue stickers
= 7 u
= 7 x 10
= 70
(b)
Number of red stickers
= 1 u
= 10
(c)
Total number of stickers
= 7 u + 1 u
= 8 u
= 8 x 10
= 80
(d)
Number of less red stickers than blue stickers
= 7 u - 1 u
= 6 u
= 6 x 10
= 60
Answer(s): (a) 70; (b) 10; (c) 80; (d) 60