During her shopping trip, Nicole bought three different types of markers, K, L and M in the ratio of 6 : 2 : 7. She decided to sell them at the prices listed as shown.
Marker K : $2.50
Marker L : $0.90
Marker M : $0.50
Given that Nicole bought a total 600 markers, how much did Nicole collect from the sale of all the markers?
|
Marker K |
Marker L |
Marker M |
Total |
Ratio of marker |
6 u |
2 u |
7 u |
15 u |
Value of each marker |
$2.50 |
$0.90 |
$0.50 |
|
15 u = 600
1 u = 600 ÷ 15 = 40
Number of Marker K
= 6 x 40
= 240
Number of Marker L
= 2 x 40
= 80
Number of Marker M
= 7 x 40
= 280
Total revenue
= 240 x 2.50 + 80 x 0.90 + 280 x 0.50
= 600.00 + 72.00 + 140.00
= $812.00
Answer(s): $812.00