Tank C is a cubical tank of side 12 cm. It is
89 filled with water. The water is then poured into Tank D measuring 16 cm by 12 cm by 9 cm.
- Find the volume of water in Tank C at first.
- How much more water is needed to fill Tank D to the brim? Give your answer in litres.
(a)
Volume of water in Tank C
=
89 x 12 x 12 x 12
= 1536 cm
3 (b)
Volume of Tank D
= 16 x 12 x 9
= 1728 cm
3 Volume of water needed to fill Tank D to the brim
= 1728 - 1536
= 192 cm
3 192 mℓ = 0.192 ℓ
Answer(s): (a) 1536 cm
3; (b) 0.192 ℓ