Suppose total benefits and total costs are given by B(Y) = 100Y − 8Y2 and C(Y) = 10Y2. Then marginal benefits are: 14) A) 200Y − 10Y. B) 50 − 4Y. C) 100 − 16Y. D) 100Y − 8Y2.

Levine inc., which produces a single product, has prepared the following standard cost sheet for one unit of the product. direct materials (9 pounds at $1.80 per pound) $16.20 direct labor (6 hours at $14.00 per hour) $84.00 during the month of april, the company manufactures 270 units and incurs the following actual costs. direct materials purchased and used (2,500 pounds) $5,000 direct labor (1,660 hours) $22,908 compute the total, price, and quantity variances for materials and labor.