The standard cost of product $777$ includes $2\mathrm{.}4$ units of direct materials at $$6\mathrm{.}80$ per unit. During August, the company bought $29,300$ units of materials at $$7\mathrm{.}05$ and used those materials to produce $12,400$ units.

Compute the tal, price, and quantity variances for materials.

Total materials variance

$

Materials price variance

Materials quantity variance

$