Over 4 months, a total of $500 was deducted from Wayne's checking account for his auto insurance. Which number sentence best illustrates the amount by which Wayne's account changed each month?

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

Write an equation for the function that includes the points (2,100)and (3,100)