A Pumping in $($Falling head$)$ test in a borehole was performed at a project site. Determine the coefficient of permeability $(k)$ in $\frac{m}{m}in.$ The borehole details and test observations are given below.

$\backslash$table$[[$Bore hole Defth$($m$),22\mathrm{.}86],[$Casing Defth of $($m$),11],[$Depth of Test Section L $($m$),11\mathrm{.}86],[$G$.$ Water Table$($m$),0\mathrm{.}5],[$Casing Top agl $($m$),0\mathrm{.}6],[$Height of top of casing above water table $($m$),1\mathrm{.}1],[$Dia of Bore hole $($m$),0\mathrm{.}15],[$Dia of Casing $($m$),0\mathrm{.}08],[$S$.$No$,\backslash$table$[[$Time Elapsed $,(min)$