Direct Materials Variances

Alvarado Company produces a product that requires $14$ standard pounds per unit. The standard price is $$2\mathrm{.}50$ per pound. If $5,400$ units used $78,600$ pounds, whi purchased at $$2\mathrm{.}6$ per pound, what is the direct materials $($a$)$ price variance, $($b$)$ quantity variance, and $($c$)$ cost variance? Enter a favorable variance as a negative number using a minus sign and an unfavorable variance as a positive number.

a$.$ Direct materials price variance

b$.$ Direct materials quantity variance

c$.$ Direct materials cost variance $$