issb mathematics MCQ #794

Relative speed closes 20 km gap at 40 km/h in?

issb mathematics MCQ #794

  1. Question 1

    Q1. Relative speed closes 20 km gap at 40 km/h in?

    • A) 0.3 h
    • B) 0.5 h
    • C) 0.6 h
    • D) 0.8 h

    Answer: 0.5 h

    Explanation: Time equals distance over speed so 20 divided by 40 is 0.5 hours.