The cash-flow diagram is provided. a. If P = $1,000, A= $200, and % = 12% per year, then N= ? b. If P = $1,000, A = $200, and N= 10 years, then i =? c. If A = $200, 7% = 12% per year, and N= 5 years, then P= ? d. If P= $1,000, 7% = 12% per year, and N=5 years, then A= ? Consider the accompanying cash-flow diagram. Click the icon to view the interest and annuity table for discrete compounding when /= 12% per year. a. The number of years equals years. (Round up to the nearest whole number.) b. The interest rate equals%. (Round to two decimal places.) c. The present equivalent amount (P) equals $. (Round to the nearest cent.) d. The annual payment amount (A) equals $. (Round to the nearest cent.) A/year 1 2 3 4 End of Year 5 1 Interest=%/year N-1 N