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Which number is closest to 70\sqrt{70}?\newlineChoices:\newline(A) 8.78.7\newline(B) 8.38.3\newline(C) 9.39.3\newline(D) 7.77.7

Full solution

Q. Which number is closest to 70\sqrt{70}?\newlineChoices:\newline(A) 8.78.7\newline(B) 8.38.3\newline(C) 9.39.3\newline(D) 7.77.7
  1. Calculate square root: Calculate the square root of 7070 to find which choice is closest.
  2. Compare with choices: Compare the calculated square root with the given choices.
  3. Determine closest value: Determine which choice is closest to 8.36668.3666.
  4. Select closest: Select the closest value.

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