answer all and show workings

14. You have a $45,000 portfolio consisting of Intel, GE, and Con Edison. You put $12,000 in Intel, $18,000 in GE, and the rest in Con Edison. Intel, GE, and Con Edison have betas of 142, 1.12, and 753, respectively. What is your portfolio beta? O 18. The current stock price of Georgia Pacific is $185, and the stock pays continuous dividend of 1.27%. The instantaneous risk-free rate of return is 3.5%. The instantaneous standard deviation of Georgia Pacific's stock is 41%. You want to purchase a call option on this stock with an exercise price of $155 and an expiration date 730 days from now. What is the call premium using Black-Scholes option pricing model