During her shopping trip, Wendy bought three different types of markers, P, Q and R in the ratio of 6 : 3 : 8. She decided to sell them at the prices listed as shown.
Marker P : $2.70
Marker Q : $0.90
Marker R : $0.40
Given that Wendy bought a total 527 markers, how much did Wendy collect from the sale of all the markers?
|
Marker P |
Marker Q |
Marker R |
Total |
Ratio of marker |
6 u |
3 u |
8 u |
17 u |
Value of each marker |
$2.70 |
$0.90 |
$0.40 |
|
17 u = 527
1 u = 527 ÷ 17 = 31
Number of Marker P
= 6 x 31
= 186
Number of Marker Q
= 3 x 31
= 93
Number of Marker R
= 8 x 31
= 248
Total revenue
= 186 x 2.70 + 93 x 0.90 + 248 x 0.40
= 502.20 + 83.70 + 99.20
= $685.10
Answer(s): $685.10