If it takes 5 minutes to fill a 15 litre bucket from a water tap of diameter $\large\frac{2}{\sqrt {\pi}}$cm then the Reynolds number for the flow is (density of water=$10^{3}\; kg/m^3$ and viscosity of water=$10^{-3}$ Pa.s) close to :

Question

$\begin{array}{1 1} 5500 \\ 11,000 \\ 550 \\ 1100 \end{array}$