Hi, I only need part B) I will thumbs up, thank you

Consider the following. a. What is the duration of a two-year bond that pays an annual coupon of 12 percent and whose current yield to maturity is 15 percent? Use $1,000 as the face value. (Do not round intermediate calculations. Round your answer to 3 decimal places. (e.g., 32.161)) should be indicated by a minus sign. Do not round intermediate calculations. Round your answer to 2 decimal places. (e.g., 32.16))