Consider the following two projects Project A2 Project A1 $900,000 $1,200,000 Investment required at n=0 $400,000 $200,000 $300,000 $340,000 $350,000 $300,000 $440,000 $240,000 $200,000 $400,000 $350,000 $150,000 Calculate the profitability index for A1 and A2 at an interest rate of 6% a Determine which projects you should accept(1) if you have enough money to undertake both and (2) if you could take only one due to a.b .budget limit