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Question 6Asked in BPSC TRE 1.0 (2023) Computer Science Class 11-12 + 18 more papers

The cost of carpeting a room 18 m long with a carpet 75 cm wide at ₹4.50 per metre is ₹810. The breadth of the room is

  1. A7 m
  2. B7·5 m
  3. C8 m
  4. DMore than one of the above
  5. ENone of the above
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Correct answer: (B) 7·5 m

Explanation

Carpet length = 810/4.50 = 180 m; area = 180 × 0.75 = 135 m²; breadth = 135/18 = 7.5 m.

From BPSC TRE 1.0 (2023) Computer Science Class 11-12 — Previous Year Paper

This is question 6 of BPSC TRE 1.0 (2023) Computer Science Class 11-12 — Previous Year Paper. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.

Asked in 19 papers