An airforce plane left new york and flew towards istanbul. a cargo plane left six hours later flying at 425 km/h in an effort to catch up to the air force plane. after flying for 4 hours the cargo plane finally caught up. find the air force planes average speed.

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