I can't decide if it is supposed to be answer A or B. Depending on how I put in the equation into excel I can get both.

=PV(0.057,20,2400000) comes out to $28,210,964.18

=PV(0.057,20,2400000,0,1) comes out to $29,818,989.14

Please help with which equation and answer should I be using?

You just won the $48 million Ultimate Lotto jackpot. Your winnings will be paid as $2,400,000 per year for the next 20 years. If the appropriate interest rate is 5.7 percent, what is the value of your windfall? $29,818,989.14 $28,210,964.18 $26,800,415.97 $29,151,329.65 O $27,418,989.14