Welcome to EduGeeks.in! Bank exams conduct written examination on different sections like Arithmetic, Reasoning, General Awareness and Banking Awareness. Arithmetic section checks one’s mathematical and analytical ability which will be actually useful at the work. So, banks look for candidates who have prior knowledge as they look for skilled people. Chain Rule is one of topics under Arithmetic that can be solved easily by having good knowledge on direct and indirect proportions; and questions will be complex so prepare well to answer such kind of questions.