The fuel cost per hour for running a train are proportional to the square of the speed generated in km/h. if the fuel cost is Rs . 48 at 16 km/h . It the fixed charges amount to Rs. 1200/h.
If the train has travelled a distance of 500km, then the total cost of running the train is given by function:

Options

A. `15/16 v + 600000/v`
B. `375/4 v + 600000/v`
C. `5/16 v+150000/v`
D. `3/16 v + 6000/v`

Answer

B