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प्रश्न
By what rational number should we multiply `20/-9`, so that the product may be `(-5)/9`?
योग
उत्तर
Required number = `(-5)/9 div (20/-9)`
`=> (-5)/9 xx ((-9)/20) = 1/4`
∴ Required number = `1/4`
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संबंधित प्रश्न
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