Bank Math Master১টি পরীক্ষায় এসেছেপ্রশ্ন ২৩In an AP, the ratio of the 2nd term to the 7th term is 1/3. If the 5th term is 11, what is the 15th term?কক) 33খখ) 28গগ) 31ঘঘ) 36উত্তর দেখুন