Answer :
1 bus = 12 cars
1 truck = 3 cars
4 trucks= 12 cars
1 bus = 4 trucks
1 bus = 4000 basketballs
8 buses= 32,000 basketballs
1 truck = 3 cars
4 trucks= 12 cars
1 bus = 4 trucks
1 bus = 4000 basketballs
8 buses= 32,000 basketballs