Hi, Just need help on d-1 thank you

Use the option quote information shown here to answer the questions that follow. The stock is currently selling for $30. Suppose you buy 13 contracts of the February 31 call option. How much will you pay. ignoring commissions? (Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32.) Suppose you buy 13 contracts of the February 31 call option and Microsoft stock is selling for $33 per share on the expiration date. How much is your options investment worth? (Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32.) What if the terminal stock price is $32? (Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32.) Suppose you buy 13 contracts of the August 31 put option. What is your maximum gain? (Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32.) On the expiration date. Microsoft is selling for $26 per share. How much is your options investment worth? (Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32.) On the expiration date. Microsoft is selling for $26 per share. What is your net gain? (Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32.) Suppose you sell 13 of the August 31 put contracts. What is your net gain or loss if Microsoft is selling for $28 at expiration? (A loss amount should be indicated by a minus sign. Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32.) What is your net gain or loss if Microsoft is selling for $34 at expiration? (A loss amount should be indicated by a minus sign. Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32.) What is the break-even price? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)