During her shopping trip, Winnie bought three different types of markers, K, L and M in the ratio of 5 : 2 : 9. She decided to sell them at the prices listed as shown.
Marker K : $1.60
Marker L : $0.70
Marker M : $0.60
Given that Winnie bought a total 464 markers, how much did Winnie collect from the sale of all the markers?
|
Marker K |
Marker L |
Marker M |
Total |
Ratio of marker |
5 u |
2 u |
9 u |
16 u |
Value of each marker |
$1.60 |
$0.70 |
$0.60 |
|
16 u = 464
1 u = 464 ÷ 16 = 29
Number of Marker K
= 5 x 29
= 145
Number of Marker L
= 2 x 29
= 58
Number of Marker M
= 9 x 29
= 261
Total revenue
= 145 x 1.60 + 58 x 0.70 + 261 x 0.60
= 232.00 + 40.60 + 156.60
= $429.20
Answer(s): $429.20