Acookie shop sells 5 different kinds of cookies. how many different ways are there to choose 16 cookies if (a) you pick at least two of each? (b) you pick at least 4 oatmeal cookies and at most 4 chocolate chip cookies? \\

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?

△abc is similar to △xyz. also, side ab measures 6 cm, side bc measures 18 cm, and side xy measures 12 cm. what is the measure of side yz ? enter your answer in the box.

Is (0,0) a to ? ys x2 - 4 y> 2x-1