a$.$ Nguyen invested $$160,000$ in cash to start the business.

b$.$ Paid $$6,000$ for the current month's rent.

c$.$ Bought furniture for $$16,720$ in cash.

d$.$ Performed services for $$8,200$ in cash.

e$.$ Paid $$1,250$ for the monthly telephone bill.

f$.$ Performed services for $$14,000$ on credit.

g$.$ Purchased equipment, a computer and copier, for $$38,000$; paid $$13,000$ in cash immediately with the balance due in $30$ days.

h$.$ Received $$7,000$ from credit clients.

i$.$ Paid $$4,000$ in cash for office cleaning services for the month $($debit miscellaneous expense$).$

j$.$ Purchased furniture, office chairs, for $$5,800$; received credit terms of $30$ days.

k$.$ Purchased equipment for $$40,000$ and paid half of this amount in cash immediately; the balance is due in $30$ days.

I. Issued a check for $$9,400$ to pay salaries.

m$.$ Performed services for $$14,500$ in cash.

n$.$ Performed services for $$16,000$ on credit.

o$.$ Collected $$8,000$ on accounts receivable from charge customers.

p$.$ Issued a check for $$2,900$ in partial payment of the amount owed for office chairs.

q$.$ Paid $$700$ to a duplicating company for photocopy work performed during the month $($debit miscellaneous expense$).$

r$.$ Paid $$1,220$ for the monthly electric bill.

s$.$ Nguyen withdrew $$9,000$ in cash for personal expenses.