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      Question

      An item with a marked price of Rs. 2500 is sold for Rs.

      1600 after giving two consecutive discounts of x% each. What is the value of x?
      A 10% Correct Answer Incorrect Answer
      B 18% Correct Answer Incorrect Answer
      C 20% Correct Answer Incorrect Answer
      D 25% Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      ATQ,

      2500 Γ— (100 – x)% Γ— (100 – x)% = 1600

      0.25 Γ— (100 – x)Β² = 1600

      (100 – x)Β² = 6400

      100 – x = 80

      x = 20

      So, the value of β€˜x’ is 20%

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