Nnumerical Concepts

TYPES OF NUMBERS, SIGNIFICANT FIGURES, DECIMAL PLACES, SCIENTIFIC NOTATION

1. 124.5547 to one significant figure

  • 100
  • 124.6
  • 124
  • 125
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2. positve integers belong to the set of..

  • real numbers
  • integers
  • natural numbers
  • rational numbers

3. 0.0049615 to 2 significant figures is

  • 0.496
  • 0.0050
  • 0.050
  • 0.50

4. 124.5547 to one decimal place

  • 125
  • 124
  • 124.6
  • 124.55

5. 43.102 in scientific notation

  • 4.0 * 10^-1
  • 4.3102 * 10^-1
  • 4.3102 * 10^1
  • 4.0 * 10^1

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