Nnumerical Concepts

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

1. 124.5547 to one decimal place

  • 124.6
  • 125
  • 124
  • 124.55
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2. 124.5547 in standard form

  • 1.2 * 10^1
  • 1.245547 * 10^-2
  • 1.245547 * 10^2
  • 1.2 * 10^2

3. irrational number belong to the set of..

  • real numbers
  • natural numbers
  • integers
  • positive integers

4. 0.0049615 in standard form

  • 5 * 10^-3
  • 4.9615 * 10 ^-3
  • 4.9615 *10 ^3
  • 4 * 10^-3

5. 0.004205 in scientific notation

  • 4.205 * 10^-3
  • 4 * 10^3
  • 4 * 10^-3
  • 4.205 * 10^3

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