If the bank real interest rate is 2 percent, the percent gain in physical capital gain is 2 percent, the

marginal product of capital is 3 percent, and the percent dividend return is 5 percent, what is the

financial capital gain?

a. 1 percent d. -3 percent

b. 0 percent e. 3 percent

c. 8 percent

I am confused about what equation I should use for this question, can somebody help me out this question, thank you very much!