Tank T is a cubical tank of side 16 cm. It is
34 filled with water. The water is then poured into Tank U measuring 20 cm by 16 cm by 15 cm.
- Find the volume of water in Tank T at first.
- How much more water is needed to fill Tank U to the brim? Give your answer in litres.
(a)
Volume of water in Tank T
=
34 x 16 x 16 x 16
= 3072 cm
3 (b)
Volume of Tank U
= 20 x 16 x 15
= 4800 cm
3 Volume of water needed to fill Tank U to the brim
= 4800 - 3072
= 1728 cm
3 1728 mℓ = 1.728 ℓ
Answer(s): (a) 3072 cm
3; (b) 1.728 ℓ