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      Question

      If the price of tea increases by 50%, what percent

      should the consumption be cut down to keep the spending constant?Answer should be rounded off to the nearest integer.
      A 33 % Correct Answer Incorrect Answer
      B 30 % Correct Answer Incorrect Answer
      C 27 % Correct Answer Incorrect Answer
      D 49 % Correct Answer Incorrect Answer

      Solution

      ATQ,

      Initial price = Rs. 100m, consumption = n

      Initial expenditure = 100mn

      New price = 150m

      New consumption = 100mn ├╖ 150m = 100n ├╖ 150

      Decrease = n - (100n ├╖ 150) = 50n ├╖ 150

      Required percent = (50n ├╖ 150) ├╖ n ├Ч 100 = 5000 ├╖ 150 тЙИ 33%

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