The rational form of -25.6875 is

\frac{- 411}{16}

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\frac{- 421}{16}

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\frac{- 431}{16}

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\frac{- 441}{16}

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Solution

The correct option is B $\frac{- 411}{16}$
$- 25.6875 = - \frac{25.6875 \times 10000}{10000} = \frac{256875}{10000}$
on simplifying this fraction we get $- \frac{411}{16}$
So correct answer will be option A

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Question 95

Solve the following:

Express $\frac{16}{81} a n d \frac{- 16}{81}$ as powers of rational number.

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