Suppose First National Bank holds 5100 milion in assots with an average duration of 5 yoars, and it holds 5 ro mubon in liabaties weh an average durasian of 3 years. Firther suppose there is a 2-percentage-pokit increate in intereet rates. Cavoulate the percentage decrease in First Natianal Bank's net worth relative to the tatal original asset value. A 2-percentage-point increase in interest rates decreases Frst National Bank's nat worth by