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Section1 Q4

4. Of the following, which is the best approximation to √ (0.0026)?
(A) 0.05
(B) 0.06
(C) 0.16
(D) 0.5
(E) 0.6


Answer: A

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2 comments:

  1. Blog CreatorJanuary 26, 2010 at 4:30 AM

    Solution:
    √(0.0026)
    = √(0.0026) * 100 ÷ 100
    = √(0.0026) * √(10000) ÷ 100
    = √(26) ÷ 100
    = 5.099 ÷ 100
    = 0.05099
    Hence option A.

    ReplyDelete
  2. deepakMarch 16, 2010 at 9:49 PM

    the nearest square to 26 is 25 so sqrt(26) is close to 5.1 since the question has 4 decimal places there must be two decimal places in the soln so A

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