Find the values of the missing items. Assume that the actual sales volume equals actual production volume. (There are no inventory level changes.) (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.) Reported Income Statement (2,300 units) Flexible Budget (2,300 units) Marketing and Master Budget (2,500 units) Manufacturing Administrative Sales Price Variance Sales Activity Variance Variance Variance $ 124,200 Sales revenue Variable manufacturing costs Variable marketing and administrative costs Contribution margin $ 115,000 $ 135,000 9,200 10,800 $3,680F 3,060 F 15,000 S71,190