Tank X is a cubical tank of side 14 cm. It is
58 filled with water. The water is then poured into Tank Y measuring 18 cm by 15 cm by 14 cm.
- Find the volume of water in Tank X at first.
- How much more water is needed to fill Tank Y to the brim? Give your answer in litres.
(a)
Volume of water in Tank X
=
58 x 14 x 14 x 14
= 1715 cm
3 (b)
Volume of Tank Y
= 18 x 15 x 14
= 3780 cm
3 Volume of water needed to fill Tank Y to the brim
= 3780 - 1715
= 2065 cm
3 2065 mℓ = 2.065 ℓ
Answer(s): (a) 1715 cm
3; (b) 2.065 ℓ