Suppose 435 students in a school are placed on teams for Play Day. Each team consists of more than two players and fewer than 30 players. All teams will have the same number of players. What size of teams are possible? How many teams of each size are possible?

Could someone with number 1 and 2

Plz hurry evaluate the expression a+b where a=8 and b=19

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