Hi! can someone help!? asap!!

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.

Which best explains why this triangle is or is not a right triangle?

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2