general math MCQ #794

A room is 6 meters 24 centimeters in length and 4 meters 32 centimeters in width. Find the least number of square tiles of equal size required to cover the entire floor of the room?

general math MCQ #794

  1. Question 1

    Q1. A room is 6 meters 24 centimeters in length and 4 meters 32 centimeters in width. Find the least number of square tiles of equal size required to cover the entire floor of the room?

    • A) 110
    • B) 124
    • C) 96
    • D) 117

    Answer: 117

    Explanation: GCD(624, 432) = 48 cm (tile side); number of tiles = (624/48) × (432/48) = 13 × 9 = 117.