Tank Y is a cubical tank of side 12 cm. It is
89 filled with water. The water is then poured into Tank Z measuring 15 cm by 13 cm by 12 cm.
- Find the volume of water in Tank Y at first.
- How much more water is needed to fill Tank Z to the brim? Give your answer in litres.
(a)
Volume of water in Tank Y
=
89 x 12 x 12 x 12
= 1536 cm
3 (b)
Volume of Tank Z
= 15 x 13 x 12
= 2340 cm
3 Volume of water needed to fill Tank Z to the brim
= 2340 - 1536
= 804 cm
3 804 mℓ = 0.804 ℓ
Answer(s): (a) 1536 cm
3; (b) 0.804 ℓ