প্রশ্ন ও উত্তর
20 men can finish a work in 30 days. After how many days should 5 men leave the work so that the work may be finished in 35 days?
গণিত Time and Work 07 Oct, 2020
প্রশ্ন 20 men can finish a work in 30 days. After how many days should 5 men leave the work so that the work may be finished in 35 days?
সঠিক উত্তর
15
মন্তব্য
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