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The value of [(.253*.253-.253*.067+.067*.067)/(.253*.253*.253+.067*.067*.067)] is:

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CISF Constable Tradesman Official Paper (Held On: 31 Oct, 2023 Shift 2)
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  1. 3.125
  2. 64
  3. 1.128
  4. 1

Answer (Detailed Solution Below)

Option 1 : 3.125
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Detailed Solution

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Given:

Formula used:

= =

Calculation:

Let a = 0.253 and b = 0.067

⇒

⇒  = (1 / 0.32)

⇒ 3.125

∴ The value of the given expression is 3.125.

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Latest CISF Tradesman Updates

Last updated on Mar 19, 2025

-> CISF Constable Tradesman Recruitment 2025 Detailed Notification has been released. 

-> According to the notice, a total number of 1161 Vacancies have been announced for various posts/trade under CISF Tradesman Recruitment 2025.

-> Interested candidates can apply online from 5th March to 3rd April 2025. 

-> Candidates should be 10th Passed + ITI to be eligible for the examination process.

-> Candidates who want to score high and crack the exam must go through the CISF Constable Tradesman previous year papers to understand the trend of the questions for the exam.

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