(a) Passenger kilometres A transport company is running four buses between two towns, which are 50 km apart.

Seating capacity of each bus is 40 passengers. Actual passengers carried were 75% of seating capacity, on an average.

All the buses run 30 days in a month.

Each bus made one round trip per day.

Find out the total passenger-kilometres per month.

(b) Running kilometres Pankajam travels employ 5 buses, which run over a route of 140 km (one way), making one round trip per day. The buses run 360 days per year and 10% of them on average are laid out for repairs.
Ascertain the total running kilometres per year.

(c) Tonne-kilometres Vasan owns a lorry of six tonne capacity. During a month, it went on trips 20 days, covering on average 200 km each day. 40% of the time it ran empty. It carried an average load of 80% of capacity during the period.
Find out the total ‘tonne-kilometres’ for the month.

(d) Room days Calculate the total ‘Room days’ from the following details.
(1) No. of rooms—40 double and 100 single (2) Weightage based on value: double room—2 and single room—1 (3) Room occupancy—Busy season—double rooms 80% and single rooms 90%. Slack season—
double rooms 50% and single rooms 40%.
(4) Slack season—240 days and busy season 120 days.