What Is the Useful Life in Hours for a Product

question 7

Multiple Choice

What is the useful life in hours for a product having a reliability of 0.985 and a failure rate of 0.015 failures per hour?

• A) 120
• B) 200
• C) 280
• D) 360
• E) 440

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Definitions:

U.S. Currency

The official money issued by the United States, including coins and paper notes.

U.S. Dollars

The official currency of the United States, widely used in international transactions and represented as USD.

British Pound

The currency of the United Kingdom, also known as GBP (Great Britain Pound).

U.S. Currency

The legal tender issued by the United States Federal Reserve, including banknotes and coins in circulation.