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SSC CHSL 2025 · PYQ · Coordinate Geometry · medium

The equation of a line is 5x − 2y = 10. What is the slope of a line perpendicular to this line?

Answer

The correct answer is D: -2/5. Slope of given line = 5/2. Slope of perpendicular = −1/(5/2) = −2/5.

  1. A.-8
  2. B.6/7
  3. C.7
  4. D.-2/5✓ Correct

Explanation

Slope of given line = 5/2. Slope of perpendicular = −1/(5/2) = −2/5.
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