Beta makes part TE456 used in several of its engine models. Monthly production costs for 1,000 units are as follows: Direct materials $46,000 Direct labor 11,500 Variable overhead costs 34,500 Fixed overhead costs 23,000 Total costs $115,000 It is estimated that 8% of the fixed overhead costs assigned to TE456 will no longer be incurred if the company purchases TE456 from the outside supplier. Beta has the option of purchasing the part from an outside supplier at $97.75 per unit. 22) If Beta accepts the offer from the outside supplier, the monthly avoidable costs (costs that will no longer be incurred) total ________. 23) If Beta purchases 1,000 TE456 parts from the outside supplier per month, then what would be the change in operating income? 24) At what purchase price per unit would Betas operating income be the same whether it made the part or bought from the supplier?