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प्रश्न
Find whether 12, 24, 18, 36 are in order that can be expressed as two ratios that are in proportion
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उत्तर
Yes, 12 : 24 : : 18 : 36
Because product of extremes 12 × 36 = 432
Product of means = 24 × 18 = 432
12 : 24 : : 18 : 36.
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