Please give me a detailed answer with calculation

Blasto stock is currently $7S/share. Blasto pays no dividend. The interest rate is 2.00% per calendar quarter. Blasto stock price either goes up by 20%, or down by 20%, each calendar quarter. Consider a 3month Europeanstyle call option on Blasto with strike price $70. What is the option value today? Question 3 6 pts Blasto stock is currently $75/share. Blasto pays no dividend. The interest rate is 2.00% per calendar quarter. Blasto stock price either goes up by 20%, or down by 20%, each calendar quarter. Consider a 6-month European-style call option on Blasto with strike price $87. What is the option value today?Question 4 6 pts Blasto stock is currently $75/share. Blasto pays no dividend. The interest rate is 2.00% per calendar quarter. Blasto stock price either goes up by 20%, or down by 20%, each calendar quarter. Consider a 6-month American-style put option on Blasto with strike price $82. What is the option value today?Question 5 3 pts Blasto stock is currently $75/share. Blasto pays no dividend. The interest rate is 2.00% per calendar quarter. Blasto stock price either goes up by 20%, or down by 20%, each calendar quarter. Consider a 12-month European-style call option on Blasto with strike price $75. How many different possible stock prices can Blasto have on the exercise date? 7.6217Part I. Blasto options. Questions 1-5. Blasto stock is currently $75/share. Blasto pays no dividend. The interest rate is 2.00% per calendar quarter. Blasto stock either goes up by 20%, or down by 20%, each calendar quarter. Calculate either W1 or It. (That is, the weight associated with an upward price move, for the quarter.) Express your answer to four digits; for example, .1234