≈ 3927 litres
the volume (V) of a cylinder is calculated using the formula
V = πr²h ( r is the radius of base and h is the height )
V= π × 100² × 250 = 7853981.634 cm³
[tex]\frac{1}{2}[/tex] V = 3926990.817 = [tex]\frac{3926990.817}{1000}[/tex] ≈ 3927 litres