At this weekend's football game, 15 out of the first 50 people who enter the field were not wearing hats. If this sample is representative of 250 people attending the game, about how many of them will probably not be wearing hats? A. 65 people

B. 70 people

C. 75 people

D. 80 people

Lines p and q intersect. find the value of b. show your work. cite any theorems you use.

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?