issb mathematics MCQ #40

Average of first five natural numbers?

issb mathematics MCQ #40

  1. Question 1

    Q1. Average of first five natural numbers?

    • A) 2
    • B) 3
    • C) 4
    • D) 5

    Answer: 3

    Explanation: Sum 1+2+3+4+5 = 15. Divide by 5 gives 3. Work each step carefully; ISSB math rewards accuracy under time pressure.