If a 20 cm diameter wheel travelled 100 cm while turning, how far will the outside of a 2 cm diameter axle have travelled?

Plss anybody know how to do this? ? i need the answers from a through d

A17,250 kg rocket is pushed with a thrust of 6,450,284 n. what is the acceleration of the rocket?

Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c.the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors