প্রশ্ন ও উত্তর
If it takes 50 workers 4 hours to dig a hole, how long should it take 30 workers to dig the same hole?
গণিত Time and Work 07 Oct, 2020
প্রশ্ন If it takes 50 workers 4 hours to dig a hole, how long should it take 30 workers to dig the same hole?
সঠিক উত্তর
6 hours 40 minutes
মন্তব্য
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