Tank E is a cubical tank of side 18 cm. It is
58 filled with water. The water is then poured into Tank F measuring 18 cm by 16 cm by 15 cm.
- Find the volume of water in Tank E at first.
- How much more water is needed to fill Tank F to the brim? Give your answer in litres.
(a)
Volume of water in Tank E
=
58 x 18 x 18 x 18
= 3645 cm
3 (b)
Volume of Tank F
= 18 x 16 x 15
= 4320 cm
3 Volume of water needed to fill Tank F to the brim
= 4320 - 3645
= 675 cm
3 675 mℓ = 0.675 ℓ
Answer(s): (a) 3645 cm
3; (b) 0.675 ℓ