1. Mr. Young  cleaned 33 of the 38 vans. How many are still to be cleaned?   2. A truck drove under a bridge 7 m high. There was a gap of 3 m between the top of the truck and the bridge. How many meters was the truck in height?   3. A milk van started with 31 bottles of milk. It delivered 23 bottles. How many bottles are still to be delivered?   4. Darren  has to repair 34 buses. He has repaired 9. How many more does he have to repair?   5. Mrs. Simon has 9 gallons of fuel in her car. Her fuel tank has a capacity of 15 gallons. How many gallons are needed to fill the fuel tank?