Tank N is a cubical tank of side 12 cm. It is
56 filled with water. The water is then poured into Tank P measuring 15 cm by 12 cm by 11 cm.
- Find the volume of water in Tank N at first.
- How much more water is needed to fill Tank P to the brim? Give your answer in litres.
(a)
Volume of water in Tank N
=
56 x 12 x 12 x 12
= 1440 cm
3 (b)
Volume of Tank P
= 15 x 12 x 11
= 1980 cm
3 Volume of water needed to fill Tank P to the brim
= 1980 - 1440
= 540 cm
3 540 mℓ = 0.54 ℓ
Answer(s): (a) 1440 cm
3; (b) 0.54 ℓ