A college entrance exam is designed so that scores are normally distributed with a mean of 150 and a student deviation of 10 you scored a 142 calculate your z score and use it to explain how you did relative to the other test takers

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?