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प्रश्न
Find the compound ratio of `sqrt(2) : 1, 3: sqrt(5)` and `sqrt(20) : 9`
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उत्तर
Required compound ratio = `sqrt(2) xx 3 xx sqrt(20) : 1 xx sqrt(5) xx 9`
= `(sqrt(2) xx 3 xx sqrt(20))/(1 xx sqrt(5) xx 9)`
= `(sqrt(2) xx sqrt(4))/3`
= `(2sqrt(2))/3`
= `2sqrt(2) : 3`
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