everyday science MCQ #5503

One inch is equal to how many millimeters?

everyday science MCQ #5503

  1. Question 1

    Q1. One inch is equal to how many millimeters?

    • A) 22.70 mm
    • B) 25.40 mm
    • C) 26.50 mm
    • D) 28.30 mm

    Answer: 25.40 mm

    Explanation: By international standard, 1 inch is defined as exactly 25.4 millimetres. Everyday science MCQs in MDCAT and general ability papers use this idea.