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-Suppose that for each of the next 10 years you will receive $500. If the opportunity cost of capital is 2% how much is this stream of cash flows worth today?

-Suppose that one year from now you will receive $300 and that at the end of every year thereafter you will receive a payment that is 2% larger than the prior payment. If the cost of capital is 7% what is this stream of cash flows worth today

-Suppose that one year from now you receive $600. At the end of the next nine years you receive a payment that is 4% larger than the prior year. If the cost of capital is 13% what is this stream of cash flows worth today?