A charter flight charges a fare of $300 per person plus $40 per person for each unsold seat on the plane. The plane holds 100 passengers. Let x represent the number of unsold seats. Complete parts (a) through (d).

Geometry answer picture question pls . reason and statements

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?

The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?