Intro The price of Apple stock is currently $90.44 and you decide to sell short 510 shares. The inital margin is 60%. Attempt 1/10 for 10 pts. Part 1 How much money do you have to contribute at least to the account? 0+ decimals Submit Part 2 Attempt 1/10 for 10 pts. If the price rises to $102.63, what is the new percentage margin? 3+ decimals Submit Part 3 | Attempt 1/10 for 10 pts. If the broker's maintenance margin is 50%, what is the maximum value the stock price can take before you are issued a margin call? 0+ decimals