a) You invested $3,000 in the stock market one year ago. Today, the investment is valued at $3,450. What return did you earn? Return earned % What return would you suffer next year for your investment to be valued at the original $3,000? (Negative answer should be indicated by a minus sign. Do not round intermediate calculations and round your final answer to 2 decimal places.) Return earned % ?

B) you are scheduled to receive a $510 cash flow in one year, a $1,010 cash flow in two years, and pay a $810 payment in three years. Interest rates are 9 percent per year. What is the combined present value of these cash flows? (Do not round intermediate calculations and round your final answer to 2 decimal places.)

Combined present value of cash flows $ What is the value in year 5 of a $740 cash flow made in year 7 if interest rates are 9 percent? (Do not round intermediate calculations and round your final answer to 2 decimal places.)

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c) You wish to buy a $9,400 dining room set. The furniture store offers you a 3-year loan with an 12 percent APR. What are the monthly payments? (Do not round intermediate calculations and round your final answer to 2 decimal places.) Payment $ per month How would the payment differ if you paid interest only? (Do not round intermediate calculations and round your final answer to 2 decimal places.) Payment $ per month