please show original equation and steps and work

a

b

3. You have invested in a portfolio of AMZN stock and Tbills. The AMZN stock has an expected return of 16 percent, and the Tbill has a rate of return of 4 percent. Your portfolio has an expected return of 12.4 percent. What is the portfolio weight of the AMZN stock? (Hint: Write the weight of AMZN as w. Then the weight of the Tbill is 1-w. You should solve for w. (a) 0.30 (b) 0.40 (c) 0.60 (d) 0.70 You forecast that DULL company will pay a end of Di $10 at the end of this year. The dividend will double in the second year (D $20). After the second year, dividends will then grow at an annual rate of 10% (For exarnple, D3 $22, D4 $24.2,...). What is the pice of the DUL return is 20%? (Be careful with the timing.) ULL, stock when the required/expected t-9) 20 (a) $158.06 (b) $175.00 (c) $188.89 (d) $200.00