The circumference of a circle is 64. What is the radius of the circle?

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.

What is the distance between the points (2, 5) and (5,9)?