Can someone explain how to do this pls

I know the answer is

but idk how they got that answer

An electric current in a wire will push or pull on a permanent magnet. which statement best explains how an electric current creates an electromagnetic force on another magnet?

Madison pushes with a 210-n horizontal force on a 24-kg crate of coffee resting on a warehouse floor. the force of friction on the crate is 74 n. what is the acceleration?

How much energy is supplied to each coulomb of charge that flows through a 12-v battery?