please help!!

QUESTION 1 when you construct a market- value index you put more money in firms with a high market capitalization you put the same amount of money in all stocks you always have a positive return you put more money in stocks with a high price You purchased 100 shares of common stock on margin for $25 per share. The initial margin is 50% and the stock pays no dividend. Your rate of retum would be if you sell the stock at $30 per share. Ignore interest on margin. Hint: your rate of return is the percentage gain based on your initial margin. Q. 50% 30% 0% 40% Consider the following limit order book. If a marke buj order for 100 shares comes in, at what price will it be filled? $39.75$40.50$40.375