The sum of three numbers is 160. The third number is 4 times the second. The first number is 10 more than the second. What are the numbers?​

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