Can you please show me how to get the right answers for these 3 questions? Calculations please and thank you!

Fixed-Income Securities. Your friend told you she just received her semiannual coupon payment on a ten-year U.S. Treasury note with a $100,000 face value that pays a 0.9 percent annual coupon. How much money did she receive from this coupon payment? You Answered $4,500 0 $900 Correct Answer $450 0 $9,000 Question 9 0/1 pts Option Contracts. You buy 10 TSLA call option contracts with a strike price of $800 at a quoted price of $100. At option expiration, TSLA sells for $1,000. What is your net profit on this transaction? [note: a stock option contract has 100 shares] 0 $1,000,000 You Answered $10,000 $1,000 Correct Answer $100,000 Question 10 0/1 pts Option Contracts. You buy 10 TSLA put option contracts with a strike price of $500 at a quoted price of $45. At option expiration, TSLA sells for $400. What is your net profit on this transaction? Correct Answer $55,000 You Answered $45,000 o $100,000 $4,500