WBCS.LIVE practice question

The outside dimensions of a bordered table cloth are 16 cm and 14 cm. If the area of the table cloth excluding the border is 120 cm², the width of the border is

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. 3 cm
  2. 2 cm
  3. 1.5 cm
  4. 2.5 cm

Correct answer and explanation

Correct answer: 2 cm

Explanation: ✅ Correct Answer: B. 2 cm 📚 Explanation: Let the width of the border be x. The inner dimensions are (16 - 2x) and (14 - 2x), and their product is (16 - 2x) * (14 - 2x) = 120. Solving the equation 4x squared - 60x + 104 = 0 gives x = 2. Therefore, the width of the border around the table cloth is exactly 2 centimeters.