An investor expects the stock market to decline, but instead of selling the equity short, he decided to sell the stock index futures contract based on the XYZ stock exchange composite index. The index is currently 138 an

An investor expects the stock market to decline, but instead of selling the equity short, he decided to sell the stock index futures contract based on the XYZ stock exchange composite index. The index is currently 138 and the contract has a value that is 500 times the amount of the index. The margin requirement is ₹3,500 and the maintenance margin requirement is ₹1,000. Based on the above, answer the following: (iv) If the index declined to 136.6 (approximately 1% from the starting value), what will be investor's percentage of profit or loss on his position?