please answer both 14 & 15, I'll thumbs up :)

Using a margin account, 1863 shares are short sold for $13 per share. The initial margin requirement is 40%. If the price of the stock rises to $55 per share, what is the margin in the account now? (Do NOT include the \% sign or any other text. Enter your answer as a percent and round your final answer to 2 decimal places, e.g. 110.10) Selected Answer: 68,558.4 Correct Answer: 66.911% uestion 15 0 out of 1 points Using a margin account, 1936 shares are short sold for $23 per share. The initial margin requirement is 47%. If the price of the stock falls to $17 per share, what is the margin in the account now? (Do NOT include the \% sign or any other text. Enter your answer as a percent and round your final answer to 2 decimal places, e.g. 110.10) Selected Answer: 32,544.16 Correct Answer: 98.881%