Tank H is a cubical tank of side 10 cm. It is
78 filled with water. The water is then poured into Tank J measuring 15 cm by 11 cm by 8 cm.
- Find the volume of water in Tank H at first.
- How much more water is needed to fill Tank J to the brim? Give your answer in litres.
(a)
Volume of water in Tank H
=
78 x 10 x 10 x 10
= 875 cm
3 (b)
Volume of Tank J
= 15 x 11 x 8
= 1320 cm
3 Volume of water needed to fill Tank J to the brim
= 1320 - 875
= 445 cm
3 445 mℓ = 0.445 ℓ
Answer(s): (a) 875 cm
3; (b) 0.445 ℓ