1.       IF you own a security with a 2-year key rate exposure of $4.80, and you would like to hedge your position with a security that has a corresponding 2-year key rate exposure of 0.67 per $100 of face value. For hedging the 2-year exposure，what amount of face value would be used?
　　A.        $478
　　B.        $239
　　C.        $716
　　D.        $670
　　
　　Answer: C
　　0.67/100×F = $4.80→F = $716.4