issb mathematics MCQ #393

A 6 days, B 12 days together?

issb mathematics MCQ #393

  1. Question 1

    Q1. A 6 days, B 12 days together?

    • A) 3 days
    • B) 4 days
    • C) 5 days
    • D) 6 days

    Answer: 4 days

    Explanation: Combined rate 1/6 plus 1/12 equals 1/4 so 4 days. Work each step carefully; ISSB math rewards accuracy under time pressure.