During her shopping trip, Pamela bought three different types of crayons, U, V and W in the ratio of 6 : 3 : 9. She decided to sell them at the prices listed as shown.
Crayon U : $2.90
Crayon V : $0.80
Crayon W : $0.40
Given that Pamela bought a total 594 crayons, how much did Pamela collect from the sale of all the crayons?
|
Crayon U |
Crayon V |
Crayon W |
Total |
Ratio of crayon |
6 u |
3 u |
9 u |
18 u |
Value of each crayon |
$2.90 |
$0.80 |
$0.40 |
|
18 u = 594
1 u = 594 ÷ 18 = 33
Number of Crayon U
= 6 x 33
= 198
Number of Crayon V
= 3 x 33
= 99
Number of Crayon W
= 9 x 33
= 297
Total revenue
= 198 x 2.90 + 99 x 0.80 + 297 x 0.40
= 574.20 + 79.20 + 118.80
= $772.20
Answer(s): $772.20