please answer both question i need them !!

1. Find the present values of the following cash flows streams. The appropriate interest rate is 8%. Year Cash Flow A Cash Flow B 1 $100 $300 400 400 N 3 400 400 4 300 400 5 300 100 2. Angelina's made two announcements concerning its common stock today. First, the company announced that its next annual dividend has been set at $2.16 a share. Secondly, the company announced that all future dividends will increase by 4% annually. What is the maximum amount you should pay to purchase a share of Angelina's stock if the prevailing interest rate is 10%? If you check the market price is $30, will you purchase the said stock