Pallavan Transport Corporation runs the following fleet of buses in a particular area of Madras for 30 days in a month: 25 buses of 50 passenger capacity, On an average, each bus makes 10 trips a day covering a distance of 8 km in each trip with 75% of seats occupied. Generally, 10% of buses are kept away from the roads for repairs.

Rs

Monthly expenses:

Rent

2,500

Road tax

500

Salary of chief operating manager

1,500

Salary of three assistant managers

800 each

Salary of four supervisors

400 each

Wages of 30 cleaners

100 each

Wages of 25 drivers

240 each

Wages of 25 conductors

200 each

Consumable stores

4,500

Diesel

34,000

Lubricants

5,500

Replacement of tyres

1,750

Miscellaneous

2,750

Depreciation

6,500

Work shop expenses

3,500

Calculate the cost per passenger km of operating the service.