3.3 x 10-4
3.3 x 10-3
3.3 x 10-5
3.3 x 10-8
Correct answer is A
\(\frac{0.00000231}{0.007}\) to standard form = \(\frac{231 \times 10^{-8}}{7 \times 10^{-3}}\) = 33 × 10\(^{-8 − (−3)}\) = 33 × 10\(^{− 8 + 3}\) = 33 × 10-5
= 3.3 x 10^-4
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