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


    Question

    Two successive increases of 15% each, is by what

    percentage more than the two successive decreases of 12% each? (Rounded off to 2 decimal places)
    A 70.78% Correct Answer Incorrect Answer
    B 30.56% Correct Answer Incorrect Answer
    C 28.25% Correct Answer Incorrect Answer
    D 22.12% Correct Answer Incorrect Answer

    Solution

    Let initial value = 100 Two 15% increases: 100 × 1.15 × 1.15 = 132.25 Two 12% decreases: 100 × 0.88 × 0.88 = 77.44 % more = (132.25 − 77.44) ÷ 77.44 × 100 = 54.81 ÷ 77.44 × 100 ≈ 70.78%

    Practice Next

    Relevant for Exams:

    ask-question