Cubical Tank A has a length of 30 cm and is
89 filled with water. Some of the water is poured into an empty rectangular fish tank measuring 50 cm long, 16 cm wide and 21 cm high until it is completely full.
- What is the volume of water in Tank A at first? Give your answer in cm3
- What is the volume of water left in Tank A? Give your answer in litres.
(a)
Volume of water in Tank A at first
=
89 x 30 x 30 x 30
= 24000 cm
3 (b)
Volume of fish tank
= 50 x 16 x 21
= 16800 cm
3 Volume of water left in the Tank
= 24000 - 16800
= 7200 mℓ
7200 mℓ = 7.2 ℓ
Answer(s): (a) 24000 cm
3; (b) 7.2 ℓ