issb intelligence MCQ #227

Next: 5, 10, 20, 40, ?

issb intelligence MCQ #227

  1. Question 1

    Q1. Next: 5, 10, 20, 40, ?

    • A) 60
    • B) 80
    • C) 70
    • D) 90

    Answer: 80

    Explanation: Each term doubles. 40 times 2 equals 80. Work each step carefully; ISSB math rewards accuracy under time pressure.