Tank X is a cubical tank of side 12 cm. It is
56 filled with water. The water is then poured into Tank Y measuring 20 cm by 18 cm by 17 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
=
56 x 12 x 12 x 12
= 1440 cm
3 (b)
Volume of Tank Y
= 20 x 18 x 17
= 6120 cm
3 Volume of water needed to fill Tank Y to the brim
= 6120 - 1440
= 4680 cm
3 4680 mℓ = 4.68 ℓ
Answer(s): (a) 1440 cm
3; (b) 4.68 ℓ