Nnumerical Concepts

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

1. 0.004205 in scientific notation

  • 4 * 10^3
  • 4 * 10^-3
  • 4.205 * 10^-3
  • 4.205 * 10^3
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2. 124.5547 in standard form

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

3. 0.0049615 to two decimal places

  • 0.00
  • 1
  • 0.01
  • 0.1

4. 0 is a/an...

  • real number, and rational number
  • rational number
  • real number
  • natural number, integer, and real number
  • natural number

5. 0.0049615 to three decimal places

  • 0.0051
  • 0.005
  • 0.001
  • 0.004

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