1/A call option is currently selling for $5.50. It has a strike price of $100 and three months to maturity. The current stock price is $102, and the risk-free rate is 2.7 percent. The stock will pay a dividend of $1.85 in two months. What is the price of a put option with the same exercise price?

2/A call option is currently selling for $4.70. It has a strike price of $45 and four months to maturity. A put option with the same strike price sells for $7.70. The risk-free rate is 4.2 percent, and the stock will pay a dividend of $2.50 in three months. What is the current stock price? (