The First cost of a passenger bus is ₽800,000. Its estimated life is 4 years with no salvage value. The operating cost per year of 300 days of operation are as follows: Tires, ₽24,000; gasoline, 60 liters per day at ₽15 per liter; Oil, ₽80 per day; maintenance and repair, ₽40,000; labor ₽800 per day; miscellaneous expense, ₽18,000; depreciation, sinking fund at 10%. If the average passenger fare is ₽3.50 for each passenger one way and expected profit or return is 15% determine the minimum average number of passengers that should be transported each day. Use the a) AW method and  b) Future worth method.

The First cost of a passenger bus is ₽800,000. Its estimated life is 4 years with no salvage value.
The operating cost per year of 300 days of operation are as follows: Tires, ₽24,000; gasoline, 60
liters per day at ₽15 per liter; Oil, ₽80 per day; maintenance and repair, ₽40,000; labor ₽800 per
day; miscellaneous expense, ₽18,000; depreciation, sinking fund at 10%. If the average
passenger fare is ₽3.50 for each passenger one way and expected profit or return is 15%
determine the minimum average number of passengers that should be transported each day.
Use the
a) AW method and 
b) Future worth method.