Question 2 10 pts Joe wants to purchase 10,000 shares of Twitter at $46 per share with a cash investment of $200,000. a) Calculate the margin loan required by Joe. [2 marks] b) If the broker requires a 25% maintenance margin, calculate what share price Twitter needs to be for Joe to be subjected to a margin call. [4 marks] c) Calculate the amount your answer to part (b) would change if Joe had financed the initial purchase with $300,000 instead (all other things being equal). [4 marks]