4. (20 pts) Consider the following data for a manufacturing company: Direct Materials Actual price per unit of input (Ib and hr) $7.80 Standard price per unit of input 7.00 Standard input allowed per unit of output 10 Actual units of input 115.000 Actual units of output (product) 14,400 Direct Labor $12.00 12.75 30,000 14,400 Compute the price, quantity, and flexible-budget variances for: a) Direct materials. b) Direct labor