Philadelphia Company has the following information for March: Sales $468,926 Variable cost of goods sold 221,229 Fixed manufacturing costs 78,814 Variable selling and administrative expenses 53,981 Fixed selling and administrating expenses 33,064 Determine the March: a. Manufacturing margin $fill in the blank 1 b. Contribution margin $fill in the blank 2 c. Operating income for Philadelphia Company $fill in the blank 3

The following information is from the 2019 records of albert book shop: accounts receivable, december 31, 2019 $ 42 comma 000 (debit) allowance for bad debts, december 31, 2019 prior to adjustment 2 comma 000 (debit) net credit sales for 2019 179 comma 000 accounts written off as uncollectible during 2017 15 comma 000 cash sales during 2019 28 comma 500 bad debts expense is estimated by the method. management estimates that $ 5 comma 300 of accounts receivable will be uncollectible. calculate the amount of bad debts expense for 2019.