Ram is four times as efficient as Shyam. If both can complete the work in 11 days then in how many days Shyam will complete the work? राम, श्याम से चार गुना दक्ष है। यदि दोनों मिलकर एक काम को 11 दिनों में पूरा करें तो श्याम अकेले उस काम को कितने दिनों में पूरा करेगा?
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44 days / दिन
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55 days / दिनों
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60 days / दिनों
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33 days / दिनों
B
Correct answer
Explanation
Ram's efficiency = 4 × Shyam's. If Shyam does x work/day, Ram does 4x work/day. Together: 5x work/day. Work completed in 11 days: 11(5x) = 55x = total work. Shyam alone: 55x/x = 55 days. If Ram worked alone: 55x/(4x) = 13.75 days. 44 days would be if Ram was 5 times efficient, 33 days if equal efficiency.