Cubical Tank W has a length of 40 cm and is
78 filled with water. Some of the water is poured into an empty rectangular fish tank measuring 59 cm long, 21 cm wide and 26 cm high until it is completely full.
- What is the volume of water in Tank W at first? Give your answer in cm3
- What is the volume of water left in Tank W? Give your answer in litres.
(a)
Volume of water in Tank W at first
=
78 x 40 x 40 x 40
= 56000 cm
3 (b)
Volume of fish tank
= 59 x 21 x 26
= 32214 cm
3 Volume of water left in the Tank
= 56000 - 32214
= 23786 mℓ
23786 mℓ = 23.786 ℓ
Answer(s): (a) 56000 cm
3; (b) 23.786 ℓ