Tank R is a cubical tank of side 10 cm. It is
910 filled with water. The water is then poured into Tank S measuring 20 cm by 19 cm by 17 cm.
- Find the volume of water in Tank R at first.
- How much more water is needed to fill Tank S to the brim? Give your answer in litres.
(a)
Volume of water in Tank R
=
910 x 10 x 10 x 10
= 900 cm
3 (b)
Volume of Tank S
= 20 x 19 x 17
= 6460 cm
3 Volume of water needed to fill Tank S to the brim
= 6460 - 900
= 5560 cm
3 5560 mℓ = 5.56 ℓ
Answer(s): (a) 900 cm
3; (b) 5.56 ℓ