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प्रश्न
If 25 horses consume 18 quintal in 36 days, how long will 28 quintal last for 30 horses?
उत्तर
25 horses consume 18 quintal in = 36 days
1 horse consume 1 quintal in =`(36xx25)/(18xx30)` days
30 horses consume 28 quintal in =`(36xx25xx28) /(18xx30)"days"`
`=(2xx5xx28)/6=140/3=46 2/3` days
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