Tank C is a cubical tank of side 12 cm. It is
78 filled with water. The water is then poured into Tank D measuring 16 cm by 13 cm by 11 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
=
78 x 12 x 12 x 12
= 1512 cm
3 (b)
Volume of Tank D
= 16 x 13 x 11
= 2288 cm
3 Volume of water needed to fill Tank D to the brim
= 2288 - 1512
= 776 cm
3 776 mℓ = 0.776 ℓ
Answer(s): (a) 1512 cm
3; (b) 0.776 ℓ