Drew has a farm stand and he wants to write a function d(x) that will describe how much money he makes (d) as a function of the number of the tomatoes that he sells (x). what would be an appropriate domain for the function

An object is accelerating at a constant rate. its velocity in feet per second as a function of time in seconds can be modeled by the linear function v(t) = 2.5t. what does the dependent variable represent for this function? a) acceleration b) distance c) slope d) velocity