New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    What is the name of first calculating device?

    A Abacus Correct Answer Incorrect Answer
    B Pascaline adding Calculator Correct Answer Incorrect Answer
    C Analytical Engine Correct Answer Incorrect Answer
    D Leibniz Calculator Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    The correct answer is A

    Practice Next