Is 85.9 equal to the sum of 47.00 and 200.000 and you have to find the answer out by dividing you added answer and add your subtracted answer

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

Why is causation so much more difficult to prove than correlation?

If f(x)=3 over x+2 - square root x-3 then f(7)=