Tank B is a cubical tank of side 8 cm. It is
58 filled with water. The water is then poured into Tank C measuring 20 cm by 19 cm by 17 cm.
- Find the volume of water in Tank B at first.
- How much more water is needed to fill Tank C to the brim? Give your answer in litres.
(a)
Volume of water in Tank B
=
58 x 8 x 8 x 8
= 320 cm
3 (b)
Volume of Tank C
= 20 x 19 x 17
= 6460 cm
3 Volume of water needed to fill Tank C to the brim
= 6460 - 320
= 6140 cm
3 6140 mℓ = 6.14 ℓ
Answer(s): (a) 320 cm
3; (b) 6.14 ℓ