If ten parachutists jump at one time, what is the ratio of the probability that eight land on the north half and two on the south half to the probability that five land on each half?

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

The area (a) of a circle with a radius of r is given by the formula and its diameter (d) is given by d=2r. arrange the equations in the correct sequence to rewrite the formula for diameter in terms of the area of the circle.