The standard cost of Product B manufactured by Wildhorse Company includes $3\mathrm{.}5$ units of direct materials at $$5\mathrm{.}40$ per unit. During June, $27,300$ units of direct materials are purchased at a cost of $$5\mathrm{.}15$ per unit, and $27,300$ units of direct materials are used to produce $7,700$ units of Product B$.$

$($a$)$

Compute the total materials variance and the price and quantity variances.

$\backslash$table$[[$Total materials variance,$$,],[$Materials price variance,$$,$$