Cubical Tank Q has a length of 39 cm and is
59 filled with water. Some of the water is poured into an empty rectangular fish tank measuring 54 cm long, 16 cm wide and 20 cm high until it is completely full.
- What is the volume of water in Tank Q at first? Give your answer in cm3
- What is the volume of water left in Tank Q? Give your answer in litres.
(a)
Volume of water in Tank Q at first
=
59 x 39 x 39 x 39
= 32955 cm
3 (b)
Volume of fish tank
= 54 x 16 x 20
= 17280 cm
3 Volume of water left in the Tank
= 32955 - 17280
= 15675 mℓ
15675 mℓ = 15.675 ℓ
Answer(s): (a) 32955 cm
3; (b) 15.675 ℓ