Cubical Tank L has a length of 32 cm and is
78 filled with water. Some of the water is poured into an empty rectangular fish tank measuring 53 cm long, 18 cm wide and 23 cm high until it is completely full.
- What is the volume of water in Tank L at first? Give your answer in cm3
- What is the volume of water left in Tank L? Give your answer in litres.
(a)
Volume of water in Tank L at first
=
78 x 32 x 32 x 32
= 28672 cm
3 (b)
Volume of fish tank
= 53 x 18 x 23
= 21942 cm
3 Volume of water left in the Tank
= 28672 - 21942
= 6730 mℓ
6730 mℓ = 6.73 ℓ
Answer(s): (a) 28672 cm
3; (b) 6.73 ℓ