# $29.2\%$(w/w) $HCl$ stock solution has a density of $1.25gmL^{-1}$. The molecular weight of $HCl$ is $36.5g\;mol^{-1}.$ Find the volume $(ml)$ of stock solution required to prepare a $200\;ml$ of $0.4\;M\; HCl$ is
$\begin{array}{1 1}(a)\;4ml\\(b)\;6ml\\(c)\;8ml\\(d)\;10ml\end{array}$