Question 10 1 pts Tina purchases a one-year 58-strike European call for a premium of 24.88. She also sells a 79-strike call on the same underlying asset for a premium of 11.20. Assuming an annual effective interest rate of 5%, Tina's profit at expiration is -2.12. Find the spot price of the underlying asset at expiration. 82.88 87.10 0 74.45 70.24 78.67 Question 11 1 pts Greg buys a 6-month 115-strike European put with a premium of 8.09. He also writes a 6-month 125-strike European put with a premium of 13.62. Both options have the same underlying asset. The annual effective risk-free rate of interest is 5.7%. The spot price of the underlying asset at expiration is 122. Find Greg's total profit. Find X. 0 -12.69 -8.69 269 -1.31 02.53