$(2.4 \times 10^{3})\div (8 \times 10^{-2})=?$

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$(3 \times 10^{-5})$

$(3 \times 10^{4})$

$(3 \times 10^{5})$

Explanation:

$=(2.4 \times 10^{3})\div (8 \times 10^{-2})$

$=\dfrac{24 \times 10^{2}}{8 \times 10^{-2}}$

$=(3\times 10^{4})$

Next Question

The value of $\dfrac{1}{(216)^{-\dfrac{2}{3}}}$ $ +\dfrac{1}{(256)^{-\dfrac{3}{4}}}$ $+\dfrac{1}{(32)^{-\dfrac{1}{5}}}$ is :

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