1- Compute the present value of the following: payment 10m$ for 10 years each with a discount rate of 25% 2- Compute the future value of a stream of cash flow: 10m$ for 5 years and with an interest rate of 20%. 3- Compute the annual payment for a mortgage (principal and debt service): 10m$ loan size, 5.3%,30 years 4- Compute the WACC with the following assumptions: beta 1.20, cost of equity 20% and cost of debt 10% and equal weight, corporate tax 30% 5- Compute the present value of a perpetual stream of cash flow of 800.000$, growth rate 5% and WACC of 10% 6- Compute the Enterprise Value of a company with a Free Cash Flow of 10m$ for 5 years each and a WACC of 16% and a terminal value of 2bn$ 7- Compute the Enterprise Value of a company with a Free Cash Flow of 1m$ for 5 years each and a WACC of 20% and a terminal value of 10m$