Question

the number of wheels each of these vehicles have 1. train .2.boat. 3.aeroplane. 4 bus,truck

Answer 1

Each train has their own parts
each axle has 2 wheels so each car has 8 wheels .
boat wheels have depends upon construction
aeroplane every plane has a different numbers of wheels .
in bus too .

Answer 2

1 Train wheel depend on how many wagons it has. A good wagon can have 4 wheels,but 8 is mor usual,4 on each of two bogie.
2 Boat don't have wheels
3 Aeroplane have 3 wheels
4 Bus have 4 wheels