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Q.

I have completed ${\frac{1}{3}}^{r d}$ part of a book. The part of book that was remaining is

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a

{\frac{2}{3}}^{r d}

b

{\frac{3}{4}}^{t h}

c

{\frac{1}{3}}^{r d}

d

{\frac{1}{6}}^{t h}

answer is B.

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Detailed Solution

Given that

{\frac{1}{3}}^{r d}

part of book is completed.

Let the incomplete part $= x$

$\Rightarrow x + \frac{1}{3} = 1$

$\Rightarrow x = 1 - \frac{1}{3}$

$x = \frac{3 - 1}{3}$

$x = \frac{2}{3}$

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