7)

The revenue function R(q) = 70q - 0.02q2 models the number of people, q,attending an amusement park. What attendance maximizes revenue? O a. 4760 O b. 1230 O c. 1750 O d. 1000Suppose a population is modeled by P(t) = 250 (1+480e -.8t ) If the model of this population began in 1980 when will the population be growing most rapidly( to the nearest year)? Select one: O 1992 O 1984 O 2012 O 1988 O 1996