There are 5/4 as many bowls as people. if there are 25 bowls how many people are there?

The depreciation per unit for a company

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)