Ancient Q22 Leave a Comment / GK / By admin@jkexampreparation.com The first ruler of Magadha Mahajanapadas in the sixth century BC was— 1. Mahavira 2. Prasenjit 3. Bimbisara 4. Ajatashatru Answered by 1 user(s) Share Explanation: Bimbisara began Magadha’s rise; Ajatashatru succeeded him.