Question
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A farmer has enough food to feed 20 cattle for 6 days. The number of days food will last if there were 10 more cattle is
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Answer: Option A
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As animals increases, the number of days decreases. This is in inverse proportion.
Let the required number of days be t
20 x 6 = 30 x t
t = 4
So, the food will last for 4 days.
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