6. Calculate the forward rate between 4 months from now and 7 months from now, based on the zero rates of the previous two problems.

The previous two questions:

4. What is the zero rate implied by a zero coupon bond that has a face value of $1000 that comes due in 4 months and that trades at $992?

5. What is the zero rate implied by a zero coupon bond that has a face value of $1000 that comes due in 7 months and that trades at $983?