Bike rental shop charges$17fix rate plus $9 an hour for renting bike. jess paid $80.how many hours did she pay to have the bike checked out

The production line where you work can assemble 5 appliers every 30 minutes at this rate how long should it take the line to assemble 125 amplifiers

What is the surface area of a cube with the volume of 729 ft?

Let x have probability generating function gx (s) and let un generating function u(s) of the sequence uo, u1, satisfies p(x > n). show that the (1- s)u(s) = 1 - gx(s), whenever the series defining these generating functions converge.