1) Assuming that corporate tax rates are: 10% for income from $0 to $20,000, 25% for income from $20,001 to $50,000, and 35% for income from $50,001 and over. What is the marginal tax rate on $75,000 of income?

2)Assuming that corporate tax rates are: 10% for income from $0 to $20,000, 25% for income from $20,001 to $50,000, and 35% for income from $50,001 and over. What is the marginal tax rate on $75,000 of income?

3) Your loan requires payments of $400 per month for 24 months. The annual interest rate (APR) is 6% and payments begin in one month. What is the present value of this loan?

4)What is the present value of a 8 period annuity of $1,000 per period if the interest rate is 10% and the first payment is in one period?

5) Assuming that corporate tax rates are: 10% for income from $0 to $20,000, 25% for income from $20,001 to $50,000, and 35% for income from $50,001 and over. What are your total taxes paid on $75,000 of income?

6)What is the present value of the following stream of cash flows: 4,000 due immediately (time 0), 4,000 in one year, 8,000 in two years and 12,000 in three years if the discount rate is 10%?