If 8 men working 9 hours a day can build a wall 18 m long, 2 m wide and 12 m high in 10 days, how many men will be required to build a wall 32 m long, 5 m wide and 9 m high, working 6 hours a day in 8 days ?
Solution
Correct Answer: Option A
Solution: শুরুতে দেয়ালের আয়তন 18 \( \times \) 2 \( \times \) 12 = 432 এবং 32 \( \times \) 5 \( \times \) 9 = 1440 বের করার পর ঐকিক নিয়মে সমাধান করুন এভাবে (9 \( \times \) 1440 \( \times \) 10 \( \times \) 8 ) / (6 \( \times \) 432 \( \times \) 8) = 50 Required number of men = 50
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