physics help, force and mass?

Question

a pulley system is used to support and lift a 600 neuton weight. a person pulls on the rope

a) Calculate the force needed to support the mass in the air

b) Explain and calculate the work done to lift the weight through 1 meter.

Answer 1

This pulley system: is it the kind that gives mechanical advantage? Since you didn't say, I guess no, so it's simple.

a) 600 Newton

b) W = F*d = 600 N*1 m = 600 Joules