A put option that expires in six months with an exercise price of $70 sells for $4.50. The stock is currently priced at $66, and the risk-free rate is 4.0 percent per year, compounded continuously.

What is the price of a call option with the same exercise price?

A put option and call option with an exercise price of $65 expire in six months and sell for $0.92 and $5.60, respectively.

If the stock is currently priced at $68.40, what is the annual continuously compounded rate of interest? (Do not round intermediate calculations and round your final answer to 2 decimal places. (e.g., 32.16))