Three farmers rent a pasture for Rs. 3,600. A grazes 8 cows for 6 months, B grazes 10 cows for 3 months and C grazes 6 cows for 7 months. How much rent should B pay?
Correct answer B. Rs. 900
Explanation
Cow-months: A = 48, B = 30, C = 42, total 120. B pays 3,600 × 30/120 = Rs. 900.
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