UPSC Civil Service Exam Questions - Civil Engineering Questions and Answers

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The probability that the load on a scaffolding will exceed the design load of 3 tonnes is 0.15. At the same time, the probability that the strength of the scaffolding will be more than 3 tonnes is 0.85. The probability that the scaffolding will fail is

0.2775

0.1275

0.0225

0.0020

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