Tank A is a cubical tank of side 14 cm. It is
78 filled with water. The water is then poured into Tank B measuring 17 cm by 15 cm by 12 cm.
- Find the volume of water in Tank A at first.
- How much more water is needed to fill Tank B to the brim? Give your answer in litres.
(a)
Volume of water in Tank A
=
78 x 14 x 14 x 14
= 2401 cm
3 (b)
Volume of Tank B
= 17 x 15 x 12
= 3060 cm
3 Volume of water needed to fill Tank B to the brim
= 3060 - 2401
= 659 cm
3 659 mℓ = 0.659 ℓ
Answer(s): (a) 2401 cm
3; (b) 0.659 ℓ