What is the total profit/loss for 8 contracts on a $1,275 call option on Alphabet Inc. (GOOG) stock if the option is exercised when the underlying stock price is $1,378.21 and the option premium is $64.58? Assume that the investor is long the call option.

What is the total percent return for 7 contracts on a $1,080 call option on Alphabet Inc. (GOOG) stock if the option is exercised when the price of the underlying stock is $1,161.60 and the option premium is $56.80? Assume that the investor is long the call option.

Suppose you purchase 100 shares of Alphabet Inc. (AAPL) stock today at $1,317.05 and you simultaneously write a covered $1,380 call option with premium of $9.69. What would be your total profit/loss on this hedged position if the stock price for Alphabet Inc. changed to $1,365.60?