Question

An escalator 14 m long is carrying a 70-kg person from one floor to another 8 m higher. The escalator has a speed of 1.0m/s. How much work does the escalator do in carrying the person to the top?
bobpursley
work: mass*g*height=mass*g*14*8
Help
What do I put my answers in? So the anwser will be 14*8??