Direct Materials Variances

Venneman Company produces a product that requires $14$ standard pounds per unit. The standard price is $$11\mathrm{.}50$ per pound. If $4,000$ units required $54,300$ pounds, which were purchased at $$11\mathrm{.}96$ per pound, what is the direct materials $($a$)$ price variance, $($b$)$ quantity variance, and $($c$)$ total direct materials cost variance? Enter a favorable variance as a negative number using a minus sign and an unfavorable variance as a positive number.