) Kennedy was making $8.15 per hour at her ofter-school job. She receives a 20% raise. What is
Kennedy's new hourly rate, rounded to the nearest
cent, ofter her roise?

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

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?