1. In percent, what is (a) the highest, and (b) the lowest rate of return that is possible? 2. Determine the rate of return per year for the cash flows shown below. Use tabulated factors. Year 1 2 3 4 . 3. Calculate the conventional B/C ratio for a county government project that is projected to have the following cash flows Costs of $2,000,000 per year Cash flow, ($) -80,000 9,000 70,000 30,000 Benefits of $2,740,000 per year Disbenefits of $380,000 per year

1. In percent, what is (a) the highest, and (b) the lowest rate of return that is possible? 2. Determine the rate of return per year for the cash flows shown below. Use tabulated factors. 3. Calculate the conventional B/C ratio for a county government project that is projected to have the following cash flows - Costs of $2,000,000 per year - Benefits of $2,740,000 per year - Disbenefits of $380,000 per year