The standard cost of Product B manufactured by Wildhorse Company includes $2\mathrm{.}6$ units of direct materials at $$7\mathrm{.}00$ per unit. During

June, $27,300$ units of direct materials are purchased at a cost of $$6\mathrm{.}75$ per unit, and $27,300$ units of direct materials are used to

produce $10,400$ units of Product B$.$

$($a$)$

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

$($b$)$

Compute the total materials variance and the price and quantity variances, assuming the purchase price is $$7\mathrm{.}05$ and the quantity

purchased and used is $26,700$ units.

Total materials variance $

Materials price variance $

Materials quantity variance $