There are five times as many blue dresses as green dresses in a sale. If there are 156 blue and green dresses altogether,
- how many blue dresses are there?
- how many more blue dresses than green dresses?
(a)
Number of green dresses = 1 u
Number of blue dresses
= 5 x 1 u
= 5 u
Total number of dresses
= 5 u + 1 u
= 6 u
6 u = 156
1 u = 156 ÷ 6 = 26
Number of blue dresses
= 5 u
= 5 x 26
= 130
(b)
Number of more blue dresses than green dresses
= 5 u - 1 u
= 4 u
= 4 x 26
= 104
Answer(s): (a) 130; (b) 104