Tell us how you would get your answer with a calculator
best wishes
--
Bernard V Liengme
Microsoft Excel MVP
http://people.stfx.ca/bliengme
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"Frank" wrote in message
...
Hi,

Is there a formula to calculate failure rates in excel? I have a life
expectancy, age of equipment, and failures in a year and would like to
have a formula to determine failure rate. Thanks in advance!

Frank