Tank D is a cubical tank of side 12 cm. It is
79 filled with water. The water is then poured into Tank E measuring 18 cm by 14 cm by 13 cm.
- Find the volume of water in Tank D at first.
- How much more water is needed to fill Tank E to the brim? Give your answer in litres.
(a)
Volume of water in Tank D
=
79 x 12 x 12 x 12
= 1344 cm
3 (b)
Volume of Tank E
= 18 x 14 x 13
= 3276 cm
3 Volume of water needed to fill Tank E to the brim
= 3276 - 1344
= 1932 cm
3 1932 mℓ = 1.932 ℓ
Answer(s): (a) 1344 cm
3; (b) 1.932 ℓ