There are thrice as many brown sweaters as red sweaters in a sale. If there are 104 brown and red sweaters altogether,
- how many brown sweaters are there?
- how many more brown sweaters than red sweaters?
(a)
Number of red sweaters = 1 u
Number of brown sweaters
= 3 x 1 u
= 3 u
Total number of sweaters
= 3 u + 1 u
= 4 u
4 u = 104
1 u = 104 ÷ 4 = 26
Number of brown sweaters
= 3 u
= 3 x 26
= 78
(b)
Number of more brown sweaters than red sweaters
= 3 u - 1 u
= 2 u
= 2 x 26
= 52
Answer(s): (a) 78; (b) 52