A machine that cost $644,000 has an estimated residual value of $28,000 and an estimated useful life of 28,000 machine hours. The company uses units-of-production depreciation and ran the machine 8,000 hours in year 1, 10,000 hours in year 2, and 7,000 hours in year 3. Calculate its book value at the end of year 3.

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.