calculate for IRR and NPV

1. Supoose you have as investment opportunity that requires a $40,000 inital investment, buit will repary you $20,000 over each of the next three years. Calculate the paybuck penod and IRR, Assuming an interest rate of 6%, catculate the NPV. 2. Suppose vour are aiven a different and mutually exclusive irvestment opportunity, one that requres the sime initad investment of $40,000, but is estimated to pay out $10,000 the first year and $26,000 in exch, of the following two years. Compare this invectorent: to the investinent in Problem 1. Which is more attractive? If it depends on interest rates. expbinthow