tho correit urwts. \{Hownd your answer to tou fecienal places.\} A computer manufacturer has a profit function given by P(x)=90xe0,002x dollars, where x is the number of computers sold. Find the slope of the secant line of this function between x=940 and x=950 with the correct units. (Round your answer to two decimal places.) A private school has a cost function given by C(x)=80+60x dollars, where x is the number of students enrolled. Find the average rate of change when the number of students enrolled is between x410 and x=1,090 with the correct units; (Round your answer to two decimal places.)