Tank Q is a cubical tank of side 10 cm. It is
45 filled with water. The water is then poured into Tank R measuring 18 cm by 16 cm by 14 cm.
- Find the volume of water in Tank Q at first.
- How much more water is needed to fill Tank R to the brim? Give your answer in litres.
(a)
Volume of water in Tank Q
=
45 x 10 x 10 x 10
= 800 cm
3 (b)
Volume of Tank R
= 18 x 16 x 14
= 4032 cm
3 Volume of water needed to fill Tank R to the brim
= 4032 - 800
= 3232 cm
3 3232 mℓ = 3.232 ℓ
Answer(s): (a) 800 cm
3; (b) 3.232 ℓ