Cost Accounting

RTI Companys master budget calls for production and sale of 18,700 units for $93,500; variable costs of $39,270; and fixed costs of $18,300. During the most recent period, the company incurred $32,700 of variable costs to produce and sell 18,300 units for $85,700. During this same period, the company earned $25,700 of operating income. (Do not round intermediate calculations. Round final answer to the nearest whole dollar.)

Determine the following for RTI Company:

a)Flexible-budget operating income. b)Flexible-budget variance, in terms of contribution margin. c)Flexible-budget variance, in terms of operating income. d)Sales volume variance, in terms of contribution margin. e)Sales volume variance, in terms of operating income.