Give the coordinates and quadrant of Point Z

Can someone pls ! pls answer all. no explanation needed..

Find the maximum value of p= 4x + 5y subject to the following constraints :

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