Given that log 2=0.3010 log 3=0.4771 log 7=0.8451 what is log 8

We can use the fact that $\log_2 8 = \frac{\log 8}{\log 2}$ to solve this problem. Using the given values, we have $\log_2 8 = \frac{\log 2^3}{\log 2} = \frac{3 \log 2}{\log 2}= \boxed{3}$.