During her shopping trip, Dana bought three different types of markers, E, F and G in the ratio of 4 : 3 : 9. She decided to sell them at the prices listed as shown.
Marker E : $2.50
Marker F : $0.90
Marker G : $0.60
Given that Dana bought a total 544 markers, how much did Dana collect from the sale of all the markers?
|
Marker E |
Marker F |
Marker G |
Total |
Ratio of marker |
4 u |
3 u |
9 u |
16 u |
Value of each marker |
$2.50 |
$0.90 |
$0.60 |
|
16 u = 544
1 u = 544 ÷ 16 = 34
Number of Marker E
= 4 x 34
= 136
Number of Marker F
= 3 x 34
= 102
Number of Marker G
= 9 x 34
= 306
Total revenue
= 136 x 2.50 + 102 x 0.90 + 306 x 0.60
= 340.00 + 91.80 + 183.60
= $615.40
Answer(s): $615.40