Which of the following pairs represent the same rational numbers?
$\frac{8}{- 5}$ and $\frac{- 24}{15}$

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Solution

$\frac{8}{- 5} = \frac{1 \times 8}{- 1 \times 5} = - \frac{8}{5}$
$\frac{- 24}{15} = \frac{- 8 \times 3}{5 \times 3} = - \frac{8}{5}$
Since both numbers are $- \frac{8}{5}$ , thus they are same.

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Question 6 (v)

Which of the following pairs represent the same rational numbers:
$\frac{8}{- 5} a n d \frac{- 24}{15}$

\frac{- 5}{- 9}

\frac{5}{- 9}

\frac{- 3}{5}

\frac{- 12}{20}

Question 6 (iv)

Which of the following pairs represent the same rational numbers:
$\frac{- 3}{5} a n d \frac{- 12}{20}$

Which of the following pairs represent the same rational number?

(i) (ii) (iii)

(iv) (v) (vi)

(vii)

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