Tank H is a cubical tank of side 18 cm. It is
34 filled with water. The water is then poured into Tank J measuring 19 cm by 16 cm by 15 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
=
34 x 18 x 18 x 18
= 4374 cm
3 (b)
Volume of Tank J
= 19 x 16 x 15
= 4560 cm
3 Volume of water needed to fill Tank J to the brim
= 4560 - 4374
= 186 cm
3 186 mℓ = 0.186 ℓ
Answer(s): (a) 4374 cm
3; (b) 0.186 ℓ