Cubical Tank X has a length of 39 cm and is
89 filled with water. Some of the water is poured into an empty rectangular fish tank measuring 46 cm long, 16 cm wide and 20 cm high until it is completely full.
- What is the volume of water in Tank X at first? Give your answer in cm3
- What is the volume of water left in Tank X? Give your answer in litres.
(a)
Volume of water in Tank X at first
=
89 x 39 x 39 x 39
= 52728 cm
3 (b)
Volume of fish tank
= 46 x 16 x 20
= 14720 cm
3 Volume of water left in the Tank
= 52728 - 14720
= 38008 mℓ
38008 mℓ = 38.008 ℓ
Answer(s): (a) 52728 cm
3; (b) 38.008 ℓ