During her shopping trip, Fanny bought three different types of pencils, T, U and V in the ratio of 6 : 2 : 9. She decided to sell them at the prices listed as shown.
Pencil T : $1.95
Pencil U : $0.80
Pencil V : $0.40
Given that Fanny bought a total 510 pencils, how much did Fanny collect from the sale of all the pencils?
|
Pencil T |
Pencil U |
Pencil V |
Total |
Ratio of pencil |
6 u |
2 u |
9 u |
17 u |
Value of each pencil |
$1.95 |
$0.80 |
$0.40 |
|
17 u = 510
1 u = 510 ÷ 17 = 30
Number of Pencil T
= 6 x 30
= 180
Number of Pencil U
= 2 x 30
= 60
Number of Pencil V
= 9 x 30
= 270
Total revenue
= 180 x 1.95 + 60 x 0.80 + 270 x 0.40
= 351.00 + 48.00 + 108.00
= $507.00
Answer(s): $507.00