Suppose a force of $3N$ acts on the eardrum with an area of $1cm???2,$ calculate the pressure on the eardrum in $mm$ of $Hg.[$Hint density of $Hg=13\mathrm{.}610???3k\frac{g}{m???}3]$

a$.,160mmHg$

b$.522mmHg$

c$.300mmHg$

d$.220mmHg$