During her shopping trip, Esther bought three different types of pencils, T, U and V in the ratio of 5 : 3 : 9. She decided to sell them at the prices listed as shown.
Pencil T : $1.80
Pencil U : $0.95
Pencil V : $0.40
Given that Esther bought a total 425 pencils, how much did Esther collect from the sale of all the pencils?
|
Pencil T |
Pencil U |
Pencil V |
Total |
Ratio of pencil |
5 u |
3 u |
9 u |
17 u |
Value of each pencil |
$1.80 |
$0.95 |
$0.40 |
|
17 u = 425
1 u = 425 ÷ 17 = 25
Number of Pencil T
= 5 x 25
= 125
Number of Pencil U
= 3 x 25
= 75
Number of Pencil V
= 9 x 25
= 225
Total revenue
= 125 x 1.80 + 75 x 0.95 + 225 x 0.40
= 225.00 + 71.25 + 90.00
= $386.25
Answer(s): $386.25