Explain how to use hundredths grids to subtract 1.65 - 0.98

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?

It says factor each expression 49x-28?

The clayton family’s pool has vertices at the coordinates (0, 2), (0, 5), (2, 5), (2, 6), (5, 6), (5, 1), (2, 1), and (2, 2). if each grid square has an area of 9 square feet, what is the area of the pool?