issb mathematics MCQ #611

Next number: 243, 81, 27, 9, ?

issb mathematics MCQ #611

  1. Question 1

    Q1. Next number: 243, 81, 27, 9, ?

    • A) 1
    • B) 2
    • C) 3
    • D) 6

    Answer: 3

    Explanation: Divide by 3 each step so next is 3. Work each step carefully; ISSB math rewards accuracy under time pressure.