Tank R is a cubical tank of side 8 cm. It is
58 filled with water. The water is then poured into Tank S measuring 18 cm by 14 cm by 13 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
=
58 x 8 x 8 x 8
= 320 cm
3 (b)
Volume of Tank S
= 18 x 14 x 13
= 3276 cm
3 Volume of water needed to fill Tank S to the brim
= 3276 - 320
= 2956 cm
3 2956 mℓ = 2.956 ℓ
Answer(s): (a) 320 cm
3; (b) 2.956 ℓ