Express 0.0000407, correct to 2 significant figures

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Mathematics WAEC 2017

Express 0.0000407, correct to 2 significant figures

  • 0.0
  • 0.00004
  • 0.000041 checkmark
  • 0.0000407

The correct answer is: C

Explanation

0.0000407 to 2 s.f

0.000041 (2 s.f)

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