1. What amount received today would be equivalent to $150 received at the end of each year for 7 years given an opportunity cost of 7%? 2. What amount received at the end of 12 years is equivalent to $200 received at the end of each year for 12 years given an opportunity cost of 10%? 3. What is the interest rate on a $18,000 loan that is to be repaid in 12 equal installments of $2,421 at the end of each year? you 4. You know you will need $22,000 at the end of 5 years. How much would deposit annually, starting at the end of the first year, into an account earning 8% to accumulate the needed amount? 5. At a 9% rate of interest, how long does it take for a $1000 deposit to double? 6. Find the present value of $1000 to be received at the end of two years if the discount rate is 12% compounded monthly.