Solve
-Use the Formula $R = \log \left( \frac { \mathrm { a } } { \mathrm { T } } \right) + \mathrm { B }$

question 104

Multiple Choice

Solve.
-Use the formula $R = \log \left( \frac { \mathrm { a } } { \mathrm { T } } \right) + \mathrm { B }$ to find the intensity $\mathrm { R }$ on the Richter scale, given that amplitude a is 438 micrometers, time T between waves is $3.1$ seconds, and B is 3.1. Round answer to one decimal place.

• A) \(8.5\)
• B) \(2.2\)
• C) \(5.3\)
• D) \(8.1\)

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Definitions:

Present Value

The current value of a future sum of money or stream of cash flows, given a specific rate of return.

Discount Rate

During discounted cash flow analysis, this is the rate employed to determine the present value of anticipated future cash flows.

Cash Flows

The total amount of money being transferred into and out of a business, often used as an indicator of a company's financial strength.

Discount Rate

The discount rate employed in discounted cash flow analysis to ascertain the present worth of future cash flows.