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प्रश्न
A given quantity of rice is sufficient for 60 persons for 3 days. How many days would the rice last for 18 persons?
योग
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उत्तर
Number of days for which the given quantity of rice is sufficient for 60 persons = 3 days
Number of days for which it is sufficient for 1 person = 3 × 60 = 180 days (less men means more days )
Number of days for which it is sufficient for 18 persons = `180/18` = 10 days
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