POZ HELP RN PLZz

Marion has a bicycle that she is planning to take for a ride. the rim of the rear wheel lies 41 cm from the center of the wheel. the tire itself has a thickness of 3 cm. in order for marion to ride her bicycle 96,712 cm approximately how many rotations will the rear wheel make?

How many and of which kind of roots does the equation f(x)=x3−x2−x+1

The radius of the sphere is 10 units .what is the approximate volume of the sphere use π=3.14