3. Calculate the yields on the following investments. Show formulas with appropriate values filled in. a) b) An investment that pays $30,000 every year forever and costs $1 million today. A pure discount bond that matures in 4 years with a face value of $100,000 that costs $80,000 today. What happens to the yield if the price drops to $70,000? i. Assume annual compounding. Show formula and calculations. ii. Assume continuous compounding. Show formula and calculations