R=log(I/Io)
R is the Richter number of the earthquake, I is the intensity of the earthquake, and Io is the intensity of the minimum detectable earthquake.
Please help! An earthquake has a Richter number of 4.2. How many times more intense than the minimum detectable earthquake is the earthquake? Round your answer to the nearest whole number.

Question

R=log(I/Io) 
R is the Richter number of the earthquake, I is the intensity of the earthquake, and Io is the intensity of the minimum detectable earthquake.
Please help! An earthquake has a Richter number of 4.2. How many times more intense than the minimum detectable earthquake is the earthquake? Round your answer to the nearest whole number.

anonymous · Answer

Can someone help me?

anonymous · Answer

Take a look at this example..... It should be a helpful example to use as a guide to an answer :)

anonymous · Answer

http://www.algebra.com/algebra/homework/logarithm/logarithm.faq.question.65623.html