can you please do these in excel

AB Builders, Inc. has 12-year bonds outstanding with a face value of $1,000 and a market price of $974. The bonds pay interest annually and have a yield to maturity of 4.03 percent. What is the coupon rate?

		3.75 percent
		4.20 percent
		4.25 percent
		7.50 percent
		8.40 percent

LKM, Inc. wants to issue new 20-year bonds for some much-needed expansion projects. The company currently has 6.5 percent coupon bonds on the market that sell for $972.78, make semiannual payments, and mature in 20 years. What coupon rate should the company set on its new bonds if it wants them to sell at par?

		6.25 percent
		6.37 percent
		6.50 percent
		6.67 percent
		6.75 percent