Tank F is a cubical tank of side 9 cm. It is
79 filled with water. The water is then poured into Tank G measuring 15 cm by 11 cm by 9 cm.
- Find the volume of water in Tank F at first.
- How much more water is needed to fill Tank G to the brim? Give your answer in litres.
(a)
Volume of water in Tank F
=
79 x 9 x 9 x 9
= 567 cm
3 (b)
Volume of Tank G
= 15 x 11 x 9
= 1485 cm
3 Volume of water needed to fill Tank G to the brim
= 1485 - 567
= 918 cm
3 918 mℓ = 0.918 ℓ
Answer(s): (a) 567 cm
3; (b) 0.918 ℓ