engineering intelligence MCQ #465

In a certain code, '1234' is written as '2143'. What is '5678'?

engineering intelligence MCQ #465

  1. Question 1

    Q1. In a certain code, '1234' is written as '2143'. What is '5678'?

    • A) 6587
    • B) 6578
    • C) 6758
    • D) 6875

    Answer: 6587

    Explanation: The first and second digits are swapped, and the third and fourth digits are swapped, so 5678 becomes 6587.