Cubical Tank U 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 58 cm long, 15 cm wide and 22 cm high until it is completely full.
- What is the volume of water in Tank U at first? Give your answer in cm3
- What is the volume of water left in Tank U? Give your answer in litres.
(a)
Volume of water in Tank U at first
=
78 x 38 x 38 x 38
= 48013 cm
3 (b)
Volume of fish tank
= 58 x 15 x 22
= 19140 cm
3 Volume of water left in the Tank
= 48013 - 19140
= 28873 mℓ
28873 mℓ = 28.873 ℓ
Answer(s): (a) 48013 cm
3; (b) 28.873 ℓ