Please explain the calculations for the below questions:

1. Imagine that on June 4, the Dow Jones Industrial Average closed at 13,598.14, which was up 148.86 points from the previous day's close of 13,449.28. Calculate the return, in percent to four decimal places, of the stock market for June 4.
2. The cost per stock at a brokerage firm is $0.10. Calculate how much money you would need to buy 150 shares of HiTech, Inc., which trades at $18.22.
3. HiTech, Inc.'s growth for the future is forecasted to be a constant 10 percent. HiTech's next dividend is expected to be $1.18. Calculate the value of HiTech stock when the required return is 12 percent.
4. Preferred stock from HiTech, Inc. pays $1.20 in annual dividend. Calculate the value of the stock if the required return on the preferred stock is 4.5 percent.
5. HiTech, Inc. has earnings per share of $1.82 and a P/E ratio of 31.54. Calculate the stock price.