बिहार के पटना तथा गया का जिला किस महाजनपद में सम्मिलित था ? - In which Mahajanapada was the district of Patna and Gaya of Bihar included? - Bihar Ke Patana Tatha Gaya Ka Zila Kis Mahajanapad Me Sammilit Tha ? Bihar Gk in hindi, BPSC Bihar Ancient Histroy Magadh question answers in hindi pdf Vajji questions in hindi, Know About Ang Bihar Gk online test Bihar Gk notes in hindi quiz book Ashmak