During her shopping trip, Linda bought three different types of pens, B, C and D in the ratio of 6 : 3 : 8. She decided to sell them at the prices listed as shown.
Pen B : $1.60
Pen C : $0.70
Pen D : $0.60
Given that Linda bought a total 544 pens, how much did Linda collect from the sale of all the pens?
|
Pen B |
Pen C |
Pen D |
Total |
Ratio of pen |
6 u |
3 u |
8 u |
17 u |
Value of each pen |
$1.60 |
$0.70 |
$0.60 |
|
17 u = 544
1 u = 544 ÷ 17 = 32
Number of Pen B
= 6 x 32
= 192
Number of Pen C
= 3 x 32
= 96
Number of Pen D
= 8 x 32
= 256
Total revenue
= 192 x 1.60 + 96 x 0.70 + 256 x 0.60
= 307.20 + 67.20 + 153.60
= $528.00
Answer(s): $528.00