A cuboid water tank has length 40 cm, width 25 cm and height 20 cm.
(a)Calculate the volume of the tank in cm3.(2)
(b)Water is poured into the tank until it is 3/4 full. Calculate the volume of water in the tank.(2)
(c)Given that 1000 cm3 = 1 litre, calculate how many litres of water this is.(2)
(Total for Question 20 is 6 marks)