I have been given this math problem and I'm having some problems trying to figure it out.You can see that they gave me the equation, but I'm having a hard to trying to figure it out.I was wondering if someone could explain this equation? The equation says table 9.6, but its really 7.6 which I included. Thank You

How long would it take the equivalent amount of kerosene calculated above to burn as a pool fire with a 10m diameter assuming a combustion efficiency of 85%? The equations needed to solve this problem are shown below:

A. 15 hours

B 150 hours

C 1500 hours

D 15000 hours

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