Solve the Problem. -The Formula R = Log (A/T) + B Is Used

question 250

Multiple Choice

Solve the problem.
-The formula R = log (a/T) + B is used to find the severity (magnitude) of an earthquake based on the amplitude, a, of the associated seismic wave. If one earthquake has a severity of 1.7 on the Richter scale and a second
Earthquake has a severity of 5.7 on the Richter scale, how many times more severe (to the nearest whole Number) is the second earthquake than the first?

• A) 2
• B) 2254
• C) 10,000
• D) 25,118,864