Which number is the largest? 1.2 - 104, 4.5 - 10–3, 3.8 - 103, 7.5 - 103

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is