Problem 5.47 Refer to Example 5.28. Suppose the current price of a stock is $40, its volatility = 0.30, and the current interest rate

Problem 5.47 Refer to Example 5.28. Suppose the current price of a stock is $40, its volatility σ = 0.30, and the current interest rate is 5.5%, compounded continuously. What is the price of a put option with strike price $36 and an expiration date of

(a) three months?

(b) six months? Sections 5.10-5.11