Compute the present value of a $110 cash flow for the following combinations of discount rates and times: (Do not round intermediate calculations. Round your answers to 2 decimal places.)

	Present Value
a. r = 10%, t = 9 years	$
b. r = 10%, t = 18 years
c. r = 5%, t = 9 years
d. r = 5%, t = 18 years