यदि किसी कार्य को पूरा करने में 12 कार्यगारों को 4 घंटे लगते हैं, तो उसी कार्य को 15 कार्यगारों को पूरा करने में कितना समय लगेगा?

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OSSC Junior Stenographer, Junior Typist (Prelims) Official Paper (Held On: 09 Feb, 2025)
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  1. 3 घंटे 12 मिनट
  2. 3 घंटे 24 मिनट
  3. 3 घंटे 30 मिनट
  4. उपरोक्त में से कोई नहीं

Answer (Detailed Solution Below)

Option 1 : 3 घंटे 12 मिनट
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OSSC CRE (Junior Steno, JG Typist and Typist-cum-Scribe) - Mini Full Test
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Detailed Solution

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दिया गया है:

पुरुष₁ = 12, समय₁ = 4 घंटे

पुरुष₂ = 15, समय₂ = ?

प्रयुक्त सूत्र:

पुरुष₁ × समय₁ = पुरुष₂ × समय₂

गणना:

12 × 4 = 15 × समय₂

⇒ 48 = 15 × समय₂

⇒ समय₂ = 48 ÷ 15 = 3.2 घंटे

⇒ 0.2 घंटे = 0.2 × 60 = 12 मिनट

समय = 3 घंटे 12 मिनट

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