প্রশ্ন ও উত্তর
A contractor employs 60 person for doing a job in 80 days. After 20 days it was found that only one-fifth of work was finished.How many more persons are to be employed to finish the job as per schedule?
গণিত Time and Work 07 Oct, 2020
প্রশ্ন A contractor employs 60 person for doing a job in 80 days. After 20 days it was found that only one-fifth of work was finished.How many more persons are to be employed to finish the job as per schedule?
সঠিক উত্তর
20
মন্তব্য
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