A cookie factory uses 7/10 of a barrel of oatmeal in each batch of cookies. The factory used 3 1/2 barrels of oatmeal yesterday. How many batches of cookies did the factory make? Write your answer as a fraction or as a whole or mixed number.

Polygon hh is a scaled copy of polygon gg using a scale factor of 1/4. polygon h's area is what fraction of polygon g's area?

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?

Factor the polynomial. b^2 + 4b + 4