Cubical Tank N has a length of 38 cm and is
78 filled with water. Some of the water is poured into an empty rectangular fish tank measuring 48 cm long, 16 cm wide and 23 cm high until it is completely full.
- What is the volume of water in Tank N at first? Give your answer in cm3
- What is the volume of water left in Tank N? Give your answer in litres.
(a)
Volume of water in Tank N at first
=
78 x 38 x 38 x 38
= 48013 cm
3 (b)
Volume of fish tank
= 48 x 16 x 23
= 17664 cm
3 Volume of water left in the Tank
= 48013 - 17664
= 30349 mℓ
30349 mℓ = 30.349 ℓ
Answer(s): (a) 48013 cm
3; (b) 30.349 ℓ