Ed had 35 comic books. He sold 21 comic books. What percent of his total number of comic books did Ed sell?

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

If rt is greater than ba, which statement must be true ?

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?