Last month it rained 16 out of 30 days. Which ratio is equivalent to the number of days it did NOT rain last month? A.32:60

B.8:15

C.7:15

D.6:3

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