At the beginning of a trading day, you bought 500 shares of Jasper stock at $41 a share, 100 shares of Tasper at $10 a share, and 200 shares of Casper at $20 a share. Your initial margin is 60 percent and the maintenance margin is 40 percent. Assume that your initial equity is equal to the initial margin requirement. At the end of the day, the closing price of TAsper share was $10 a share, closing price of Casper was $17 a share, and you took care of a margin call by depositing additonal $100 in your brokerage account. What was the price of Jasper per share at the end of the day? Ignore the interest payments on the margin loan.