1.What must be the price of a $10,000 bond with a 6.3% coupon rate, semiannual coupons, and 5 years to maurity if it has a yield to maturity if it has a yeild to maturity of 11% APR?

2. if $18,000 is invested at 10% per year, in approximately how many years will the investment double?

3. what is the present value (PV) of $100,000 recieve seven years from now, assuming the interesent rate is 10% per year?