Multiple choice

The preceding digit is raised by 1, if the insignificant digit to be dropped, (the underlined digit in this case) is ____________ .

  1. less than 5

  2. more than 5

  3. equal to 5

  4. equal to zero

  5. none of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Yes, it is correct. The preceding digit is raised by 1, if the insignificant digit to be dropped (the underlined digit in this case) is more than 5. It is left unchanged, if the latter is less than 5.

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