i need steps for question 21, 22,23 &24

A call hedge ratio of .80 implies that a hedged portfolio should consist of writing 125 call option on 100 shares owned lf you write a covered call contract with X = $35.00 and the price of the option was $7.00 wrote the option contract, the value of your portfolio can never fall below $4200.00 (assume that stock price rises in the future to a very very high level). Which of the following is/are true? deltas on calls are negative deltas on puts are negative the hedge ratio does not change in response to changes in the underlying stock price out-of-money call options have higher hedge ratios than in-the-money call options none of the above are true Use the following information to answer the next question Which put option is written on the stock with the lower price