Cubical Tank M has a length of 39 cm and is
23 filled with water. Some of the water is poured into an empty rectangular fish tank measuring 48 cm long, 20 cm wide and 28 cm high until it is completely full.
- What is the volume of water in Tank M at first? Give your answer in cm3
- What is the volume of water left in Tank M? Give your answer in litres.
(a)
Volume of water in Tank M at first
=
23 x 39 x 39 x 39
= 39546 cm
3 (b)
Volume of fish tank
= 48 x 20 x 28
= 26880 cm
3 Volume of water left in the Tank
= 39546 - 26880
= 12666 mℓ
12666 mℓ = 12.666 ℓ
Answer(s): (a) 39546 cm
3; (b) 12.666 ℓ