Cubical Tank B has a length of 28 cm and is
78 filled with water. Some of the water is poured into an empty rectangular fish tank measuring 50 cm long, 15 cm wide and 21 cm high until it is completely full.
- What is the volume of water in Tank B at first? Give your answer in cm3
- What is the volume of water left in Tank B? Give your answer in litres.
(a)
Volume of water in Tank B at first
=
78 x 28 x 28 x 28
= 19208 cm
3 (b)
Volume of fish tank
= 50 x 15 x 21
= 15750 cm
3 Volume of water left in the Tank
= 19208 - 15750
= 3458 mℓ
3458 mℓ = 3.458 ℓ
Answer(s): (a) 19208 cm
3; (b) 3.458 ℓ