What is the value of n

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

Prove that (x-2)is factor of p (x)=2x³-3x²-17x+30