Answer:
A.
Journal entry for write off the Ramirez receivable
Debit Allowance for doubtful Accounts $6,000
Credit Accounts receivables $6,000
B.
Net realizable Receivables (beginning balance)
= accounts receivable of $800,000 Less allowance for doubtful accounts of $40,000
Net realizable receivable = $760,000
C.
Net realizable Receivables (closing balance)
= accounts receivable of $800,000
Less adjustment for write off $6,000
Closing Accounts receivables balance $794,000
Less
Opening allowance for doubtful accounts of $40,000
Less debt write off $6,000
Closing allowance for doubtful account = $34,000
Closing Net realizable receivable = $760,000