Answer
Please see the work below.
Work Step by Step
We know that
$P=\frac{RT}{(V-b)}-\frac{a}{V^2}$
We plug in the known values to obtain:
$P=\frac{0.08206\times (82+273)}{32.00-0.08710}-\frac{12.56}{30.00}$
$P=0.975603-0.0139555=0.9616atm$