22. Nine taps fill a tank in 4 hours. How many hours would it take to fill the tank if only 6 taps are working? *

Solve this problem! extra ! 3025/5.5 = a/90.75

Answer! if you don’t mind, can you explain

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