Multiple choice

If 10 people can finish a work in 12 days by working 7 hours per day, then in how many days can 14 people finish the same work by working 6 hours per day? यदि 10 व्यक्ति प्रतिदिन 7 घंटे काम करके एक काम को 12 दिनों में समाप्त कर सकते हैं, तो इसी काम को 14 व्यक्ति प्रतिदिन 6 घंटे काम करके कितने दिनों में काम समाप्त कर सकते हैं?

  1. 12

  2. 10

  3. 15

  4. 16

  5. None of these इनमे से कोई नही|
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Total work = 10 × 12 × 7 = 840 person-hours. Let required days be d. Then 14 × d × 6 = 840, so d = 840/(14 × 6) = 840/84 = 10 days.

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