P2.17 Barbara Simmons purchased 100 shares of Home Depot stock for $187 per share, using as little of her own money as she could. Her broker has a 55% initial margin requirement and a 45% maintenance margin requirement. If the price of Home Depot stock falls to $142 per share, what does Barbara need to do? LG6 P2.18 Allen Bagley bought 300 shares of stock at $95 per share using an initial margin of 60%. Given a maintenance margin of 35%, how far does the stock have to drop before Allen faces a margin call? (Assume that there are no other securities in the margin account.) LG6 P2.19 An investor buys 300 shares of stock selling at $65 per share using a margin of 70%. The stock pays annual dividends of $2 per share. A margin tps:/letext-ise.pearson.com/print?locale=en-us\&uri=https/letext-ise.pearson.com/eps/pearson-reader/apintem/49r9cob3-2e15-4db0-9591-3c6cB02... Problems loan can be obtained at an annual interest cost of 4%. Determine what return on invested capital the investor will realize if the price of the stock increases to $84 within six months. What is the annualized rate of return on this transaction