Mrs. B. & Ms. H. each had a repair made on their cars. The initial cost of each repair is $500. Mrs. B. uses a $75 off the repair cost coupon first. She then uses a 30% off the repair cost coupon on the remaining balance. Ms. H. uses a 30% off the repair cost coupon first. She then uses an $75 off the repair cost coupon on the remaining balance. Who paid the least amount of money for his car repair and how much less did she pay? *

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Find the least common denominator for thesetvo rational expressions.n^2/n^2+4n+4 -3/n^2+7n+10

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?