What is the price of yearly-coupon bind with face value 1000PLN, 1-year maturity and a yield 15% if the market rate is 12? And if the yield is 9%? Would you buy a 3-year bond with nominal value 1000PLN and an interest rate 12% at a price 1100PLN if the market rate 6%? And a 5-year bond with the same face value and an interest rate 10% at a price 1200PLN at the same market rate? (Suggested answer: Yes/No)