Please answer all 4 questions and show work!

Yahoo stock pays a $3.00 dividend in year 1,$4.00 dividend in year 2 , and $5.00 dividend in year 3 . At the end of year 3 you think you will be able to sell the stock for $75. Using a discount rate of 18%, how much should you pay for this stock? Yaris pays a dividend of $5.50 that will go on in perpetuity. The discount rate is 18%. How much should you pay for this stock? I Yaris just paid a dividend of $5.50 and the dividends are expected to grow by 3.5%. The discount rate is 18%. How much should you pay for this stock? Yaris just paid a dividend of $5.50. The dividend is expected to grow by 10% for 3 years, then grow at a constant 2% after that. The discount rate is 18%. How much should you pay for this stock