You were asked to approximate the probability that fewer than 13 out of 157 houses will lose power once a year by using the normal distribution. Assume the probability that a given house will lose power once a year is 15%. Approximate the probability using the normal distribution. Round your answer to four decimal places.

Solve: 3x+y=6 4x-2y=18 show all work !

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?

Find the interior angle of a regular polygon which has 6 sides