Bank Math Master১টি পরীক্ষায় এসেছেপ্রশ্ন ১৯Nafees completes 1/4 of his thesis in 3 days. How many more days will it take to finish his thesis?কক) 12 daysখখ) 10 daysগগ) 9 days ঘঘ) 7 daysউত্তর দেখুন