alleryदररोज 8 तास काम करून दहा माणसे 18 दिवसांत एक भिंत बांधतात. दररोज 6 तास काम करणाऱ्या बारा माणसांना लागणारे दिवस:
A18 दिवस
B24 दिवस
C15 दिवस
D20 दिवस
Answer & Solution
Correct answer: D. 20 दिवस
भिंतीसाठी एकूण काम 10 x 8 x 18 = 1440 man-hours आहे, आणि दररोज 12 x 6 = 72 याप्रमाणे 20 दिवस लागतात.
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