The standard cost sheet for Chambers Company, which manufactures one product, follows: $ 100 100 Direct materials, 40 yards at $2.50 per yard Direct labor, 4 hours at $25 per hour Factory overhead applied at 70% of direct labor (variable costs - $50; fixed costs $20) Variable selling and administrative Fixed selling and administrative Total unit costs Standards have been computed based on a master budget activity level of 28,900 direct labor hours per month. Actual activity for the past month was as follows: Materials used Direct labor Total factory overhead Production 229,000 yards at $2.55 per yard 20.500 hours at $26.00 per hour $449,000 5.000 units Required: Prepare variance analyses for the variable and fixed costs. Materials are purchased as they are used. (Do not found intermediate calculations. Indicate the effect of each variance by selecting "F" for favorable, or "U" for unfavorable. If there is no effect, do not select either option.) Production 5,000 units Required: Prepare variance analyses for the variable and fixed costs. Materials are purchased as they are used. (Do not round intermediate calculations. Indicate the effect of each variance by selecting "F" for favorable, or "U" for unfavorable. If there is no effect, do not select either option.) Direct materials: Price variance Efficiency variance Direct labor Price variance Eticiency variance Variable overhead: cency vanance Find overhead Production volume varance