1.Answer the following questions

a.What will be maintenance margin for Futures contract with Price 750, Lot size 800, Span Margin 8% and Exposure Margin 4%

b. The current asset price is 400. It can move up by 25% and move down by 20%. The risk free rate is 8% p.a. In a three steep binomial pricing method, what will be the probability of up movement if the time to expiry is 3 months

c. A put option with a strike price of 400 has a premium of Rs 40 when the asset price is 420. The delta of the option is -0.4. If the asset price decreases to 410 what could be the put option premium

d. A call option with a strike price of 200 has a premium of 24 when the asset price is 205. The delta of the option is 0.6. If the asset price decreases to 195 what could be the Call option premium