📢 Too many exams? Don’t know which one suits you best? Book Your Free Expert 👉 call Now!


    Question

    The cost of painting the surface of a large spherical

    ball at the rate of ₹2.40 per cm² is ₹9,240. What is the radius (in cm) of the ball? (Use π = 22.)
    A 21 Correct Answer Incorrect Answer
    B 18.5 Correct Answer Incorrect Answer
    C 17.5 Correct Answer Incorrect Answer
    D 16.5 Correct Answer Incorrect Answer

    Solution

    The correct answer is C

    Practice Next

    Relevant for Exams:

    ask-question