Historically, the rate of return on U.S. Treasury bills is usually greater than the rate of inflation. True or False?

If the coupon is 6% and the yield to maturity are 6% on a 10-year to maturity bond (assuming a $1,000 par value), what is the PV of the bond?

If the yield to maturity increases to 8% (on the same bond), will the bond be then selling at a discount or a premium to par?

If the yield to maturity decreases to 4% (on the same bond), will the bond be then selling at a discount or a premium?