3a. A debt of $20000 is repaid by making payments of $3500. If the interest is 9% is compounded monthly, for how long will the payment have to be made at the beginning of each year?[6 marks] b. Maria rents a suite and pays $1500 in monthly rents in advance. What is the cash value of the property if money is worth 8% compounded semi-annually? (4 marks) On December 31 of the current year, TechCom's unadjusted trial balance included the following items: Accounts Receivable, debit balance of $107,250; Allowance for Doubtful Accounts, credit balance of $1,900. What amount should be debited to Bad Debt Expense, assuming 6% of outstanding accounts receivable as of December 31 of the current year, are estimated to be uncollectible? * $2,835 $3,755 $4,535 $6,435 $8,335