Thestandard cost of Product 8 manufactured by Pharrell Company includes 2.3 units of direct materials at $6.70 per unit. During June, 26,800 units of direct materials are purchased at a cost of 56.65 per unit, and 26,800 units of direct materials are used to produce 11,500 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 $675 and the quantity purchased and used is 26,700 units