Green Corporation reported pretax book income of $1,024,000. During the current year, the net reserve for warranties increased by $51,200. In addition, tax depreciation exceeded book depreciation by $106,000. Finally, Green subtracted a dividends received deduction of $25,600 in computing its current-year taxable income. Green's cash tax rate is:

Consider a treasury bill with a rate of return of 5% and the following risky securities: security a: e(r) = .15; variance = .0400 security b: e(r) = .10; variance = .0225 security c: e(r) = .12; variance = .1000 security d: e(r) = .13; variance = .0625 the investor must develop a complete portfolio by combining the risk-free asset with one of the securities mentioned above. the security the investor should choose as part of her complete portfolio to achieve the best cal would be a. security a b. security b c. security c d. security d