A small independent motion picture company determines the profit Pfor producing n DVD copies of a recent release is P =-0.02n2 + 3.40n - 16. Pis the profit in thousands of dollars and n is
in thousands of units.
Was it is question 5 ignore my notes

What is the smallest integer n such that n\sqrt{2} is greater than 20

Which of those sequences is a geometric sequence

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.