Derive an expression for the slope of the demand schedule

Question

Problem

For the demand schedule p = (60 - 0.1q)^0.5:

(a) derive an expression for the slope of the demand schedule;

(b) demonstrate that this slope gets flatter as q increases from 0 to 600;

(c) find the output at which total revenue is a maximum.

The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.