issb general knowledge MCQ #384

Binary 111 equals decimal?

issb general knowledge MCQ #384

  1. Question 1

    Q1. Binary 111 equals decimal?

    • A) 5
    • B) 6
    • C) 7
    • D) 8

    Answer: 7

    Explanation: Four plus two plus one equals seven. Work each step carefully; ISSB math rewards accuracy under time pressure.