Bank Math Master১টি পরীক্ষায় এসেছেপ্রশ্ন ৩If the median of 21 observations is 40 and if the observations greater than the median are increased by 5 then the median of the new data will be-ক45 - (50/21)খ45গ40 ঘ40 + (50/21)উত্তর দেখুন