Tank H is a cubical tank of side 12 cm. It is
56 filled with water. The water is then poured into Tank J measuring 19 cm by 15 cm by 12 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
=
56 x 12 x 12 x 12
= 1440 cm
3 (b)
Volume of Tank J
= 19 x 15 x 12
= 3420 cm
3 Volume of water needed to fill Tank J to the brim
= 3420 - 1440
= 1980 cm
3 1980 mℓ = 1.98 ℓ
Answer(s): (a) 1440 cm
3; (b) 1.98 ℓ