প্রশ্ন ও উত্তর
B can work thrice as much as A can do in a day. If they together can do 4/15 parts of a work in 10 days, in how many days will B finish the work alone?
06 Apr, 2025
প্রশ্ন B can work thrice as much as A can do in a day. If they together can do 4/15 parts of a work in 10 days, in how many days will B finish the work alone?
সঠিক উত্তর
50 days
মন্তব্য
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