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Exponents and Powers — MATHS STD 7 — Question

Gujarat BoardEnglish MediumSTD 7MATHSExponents and Powers1 Mark
MCQ
The number $4,70,394$ is standard form is written as:
  • ✓
    $4.70394 \times 10^5$
  • B
    $4.70394 \times 10^4$
  • C
    $47.0394 \times 10^4$
  • D
    $4703.94 \times 10^2$
✓

Answer

Correct option: A.
$4.70394 \times 10^5$
Since, $4,70,394 = 4.70394 \times 100000 = 4.70394 \times 10^5$
So, the number $4,70,394$ in standard form is written as $4.70394 \times 10^5$
Hence, the correct alternative is option $(a)$.

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