Please help explain how I find the answer to the below 3 questions. I am not able to figure this out, I have been trying a lot for the past 2 days with my finance calculator.

1. The inflation rate over the past year was 3.1 percent. If an investment had a real return of 8.3 percent, what was the nominal return on the investment?

• 12.30%
• 11.66%
• 12.95%
• 4.80%
• 5.04%

2.Broke Benjamin Co. has a bond outstanding that makes semiannual payments with a coupon rate of 5.2 percent. The bond sells for $945.32 and matures in 16 years. The par value is $1,000. What is the YTM of the bond?

5.15%

• 5.73%
• 5.44%
• 4.29%
• 2.86%

3. Whipple Corp. just issued 340,000 bonds with a coupon rate of 6.38 percent paid semiannually that mature in 25 years. The bonds have a YTM of 6.82 percent and have a par value of $2,000. How much money was raised from the sale of the bonds? (Round your intermediate calculations to two decimal places and final answer to the nearest whole dollar amount.)

$618.56 million

• $644.33 million
• $601.38 million
• $1,237.12 million
• $680.00 million