If the coefficient of kinetic friction between a 32.7 kg crate and the floor is 0.295, what horizontal force is required to move the crate at a steady speed across the floor?

Question

If the coefficient of kinetic friction between a 32.7 kg crate and the floor is 0.295, what horizontal force is required to move the crate at a steady speed across the floor? 
(in N)
What horizontal force is required if Uk is zero? 
(in N)