An electrician charges $63 to come to your house. She also charges $42 for each hour that she works. The electrician charges you a total of $225. How many hours does the electrician work at your house?

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

Amira is painting a rectangular banner 2 1/4 yards wide. the banner will have a blue background. amira has enough paint to cover 1 1/2 square yards of the wall. the school colors are blue and yellow, so amira wants to add yellow rectangles on the left and right sides of the blue rectangle. the yellow rectangles will each be 3/4 yards wide and the same height as the blue rectangle. what will be the total area of the two yellow rectangles?