Maricruz slides a 68 kg crate, m, up an inclined ramp 2.0 m above floor level.

Maricruz slides a 68 kg crate, m, up an inclined ramp 2.0 m long and attached to a platform 1.0 m above floor level. A 415 N force, F, parallel to the ramp, is needed to slide the crate up the ramp at a constant speed. How much work does Maricruz do in sliding the crate up the ramp?