4. Lynch Audi automotive stereo manufacturer. It currently uses the machine hour method of applying factory overhead to production. Information for the previous year follows: o produces stereo components for a major ctual amounts Budgeted amounts Factory overhead Direct labor hours @ $10 per hour Machine hours $3,000,000 250,000 750,000 $3,050,000 248,000 135,000 During the year, Lynch produced a new product, Super Tweeters, which involved $27.000 of material, 3,100 direct labor hours and 4,500 machine hours. a. Compute the predetermined factory overhead rate. b. Compute the amount of under- or overapplied factory overhead