engineering intelligence MCQ #74

If 1 / 2 + 1 / 4 + 1 / 8 + ... = x, what is x?

engineering intelligence MCQ #74

  1. Question 1

    Q1. If 1 / 2 + 1 / 4 + 1 / 8 + ... = x, what is x?

    • A) 1
    • B) 2
    • C) 3
    • D) 4

    Answer: 1

    Explanation: This is a geometric series with first term 1/2 and common ratio 1/2. Sum = a / (1 - r) = (1/2) / (1 - 1/2) = 1.