Cylindrical tank A has a radius of 8 dm and a height of 15 dm while Cylindrical tank B has a radius of 16 dm and a height of 30 dm. How much greater is the volume of Tank B than Tank A? *

A. 2x
B. 4x
C. 6x
D. 8x

A rectangular tank 40 cm by 15 cm by 20 cm is ½ full of water. How much water is in the tank? *

A. 12 000 cubic cm
B. 14 000 cubic cm
C. 6 000 cubic cm
D. 7 000 cubic cm

A goldfish bowl is shaped like a sphere and has an inside radius of 15 cm. How much water is needed to fill the bowl? *

A. 14 536 cubic cm
B. 14 130 cubic cm
C. 14 654 cubic cm
D. 14 586 cubic cm

A conical tent has a radius of 5 cm and a height of 25 cm. What is the volume of the air enclosed by the tent?

A. 1 536 cubic m
B. 966.19 cubic m
C. 654.17 cubic m
D. 586 cubic m

A pyramid has a rectangular base measuring 12 cm by 24 cm. The altitude is 16 cm. Find the volume of the pyramid. *

A. 1 536 cubic m
B. 1 666 cubic m
C. 1 736 cubic m
D. 1 886 cubic m​