Find the ratio of the black cell phone covers sold to the total number of cell phone covers sold last week

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

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?