please help(19-20)

Question 19 1 pts ABC corp. had the following balances on January 1, 2009: Accounts Receivable of $4,800; During the year, ABC recorded Sales of $26.000, cash collections of $22,600. If the ending balance in Accounts receivable was $5,200 then the write-offs must have been: O $3,000 None of the other answers given $4.000 $2.000 1 pts Question 20 During 2008, Carbondale Inc. had sales on account of $156,000, cash sales of $54,000, and collections on account of $54,000. Their end accounts receivable (after write-offs) was $9.000. Their allowance for uncollectible accounts began with a credit balance of $3000 and ended with a credit balance of $2000, The bad debt expense for 2008 must have been O $4.000 None of the other answers are correct 55.000 $3.000 52.000