During her shopping trip, Xylia bought three different types of crayons, K, L and M in the ratio of 6 : 3 : 8. She decided to sell them at the prices listed as shown.
Crayon K : $1.10
Crayon L : $0.80
Crayon M : $0.40
Given that Xylia bought a total 459 crayons, how much did Xylia collect from the sale of all the crayons?
|
Crayon K |
Crayon L |
Crayon M |
Total |
Ratio of crayon |
6 u |
3 u |
8 u |
17 u |
Value of each crayon |
$1.10 |
$0.80 |
$0.40 |
|
17 u = 459
1 u = 459 ÷ 17 = 27
Number of Crayon K
= 6 x 27
= 162
Number of Crayon L
= 3 x 27
= 81
Number of Crayon M
= 8 x 27
= 216
Total revenue
= 162 x 1.10 + 81 x 0.80 + 216 x 0.40
= 178.20 + 64.80 + 86.40
= $329.40
Answer(s): $329.40