Question

The product of rwo rational number is -14/27. If one of the numbers be 7/9 find the other.

Answer 1

• Let the other number be x
• From the condition 7/9 × x=-14/27
• We get x=-2/3

Answer 2

Answer :

Let the required number be x.

$x \times \frac{7}{9} = \frac{ - 14}{27} \\ \\ \frac{7x}{9} = - \frac{14}{27} \\ \\ 7x \times 27= - 14 \times 9 \\ \\ x = \frac{ - 14 \times 9}{27 \times 7} \\ \\ x = \frac{ - 2}{3}$

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