If √7=2.646, then the Value of 1/(√28) up to Three Places of Decimal is :

  1. 0.189
  2. 0.183
  3. 0.185
  4. 0.187
Anurag Mishra Professor Asked on 17th November 2015 in Maths.
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  • 1 Answer(s)

    Answer: (1) 0.189

    Explanation:-
    √7 = 2.646

    Then, 1/√28
    1/√(4 x 7)
    = 1/2√7
    = 1/2 x 2.646                                   (Given √7 = 2.646)
    = 1/5.292
    = 0.189

    Hence, the answer is (1) 0.189.

    Anurag Mishra Professor Answered on 18th November 2015.
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