AHSME 1995 Problem 4

If $M$ is $30 \%$ of $Q$, $Q$ is $20 \%$ of $P$, and $N$ is $50 \%$ of $P$, then $\frac {M}{N} =$

$\mathrm{(A) \ \frac {3}{250} } \mathrm{(B) \ \frac {3}{25} } \mathrm{(C) \ 1 } \mathrm{(D) \ \frac {6}{5} } \mathrm{(E) \ \frac {4}{3} }$