Power needed for 85kg man to cycle 850m up a 5.2° incline at 15.6 m/s

[Fusilli_Jerry89]

Homework Statement

What power must a man of mass 85kg have to bicycle 850m up a hill, inclined at 5.2 degrees to the horizontal, at a constant speed of 15.6 m/s? The force of friction on the man and the bicycle is 175N parallel to the incline.

Homework Equations

Fnet=ma
W=delta E

The Attempt at a Solution

I do not know where to start because i do not know the mass of the bicycle.

 

[e(ho0n3]

I think you can neglect the mass of the bicycle. To be on the safe side though, just pick a variable to represent the mass of the bicycle and proceed.