1. You buy 100 shares of a stock on margin at $30 a share. If the initial margin is .5, and the maintenance margin requirement is .2, what share price will trigger a margin call? (Round to the nearest cent. Don't include the $ symbol in your answer)

2. You short sell 100 shares of a stock at $70. If the initial margin is .5 and the maintenance margin requirement is .3, what price will trigger a margin call? (Round to the nearest cent. Don't include the $ symbol in your answer)