foam and rubber
Plastic and rubber for school buses and wool and metal for local buses
"Standard" according to whom? A full sized school bus typically has between 44 and 52 seats.
25 including the driver.
Four
Varies depending on the size of the school bus. Normally, you'd be looking at 44 to 48 passengers, plus the driver, which would put you at 23 to 25 seats (including the driver's seat) for a full sized bus.
depending on the style of the bus, anywhere up to 13 on each side i believe
1-3 to a bus seat. Depends on size. About 1-3 for most buses
20% of the seats are empty.
There are 60-76 seats on a bus
There are two seats on a back of a bus. :D
Bus sizes vary, as will the number of seats.
A single decker bus has 75 seats.