alleryप्रतिदिन 8 घंटे कार्य करते हुए 10 पुरुष एक दीवार को 18 दिनों में बनाते हैं। प्रतिदिन 6 घंटे कार्य करते हुए 12 पुरुषों को कितने दिन लगेंगे?
A18 दिन
B24 दिन
C15 दिन
D20 दिन
Answer & Solution
Correct answer: D. 20 दिन
दीवार बनाने में कुल 10 × 8 × 18 = 1440 व्यक्ति-घंटे लगते हैं, और प्रतिदिन 12 × 6 = 72 घंटे के हिसाब से 20 दिन लगेंगे।
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