Question

    If the price of petrol is increased by 28%, by what

    percentage should the consumption be decreased by the consumer if the expenditure on petrol remains unchanged? (Correct to 2 decimal place)
    A 22.46 Correct Answer Incorrect Answer
    B 21.88 Correct Answer Incorrect Answer
    C 17.36 Correct Answer Incorrect Answer
    D 20.22 Correct Answer Incorrect Answer

    Solution

    decrease = 128-100=28 % decrease = (28/128) ×100 =175/8 =21.88%

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