GATE 2025 AR — Planning – Question 59
Match P mass curve, Q Lorenz curve, R density curve, S horizontal curve with 1 income/wealth inequality, 2 cumulative supply/demand over time, 3 price–demand relation, 4 roadway direction transition, 5 probability distribution with total area 1.
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Correct answer: (D) P–2; Q–1; R–5; S–4
Explanation
Mass curves plot cumulative quantities over time(2). Lorenz curves describe inequality(1). A probability-density curve has unit total area(5). A horizontal road curve changes direction between tangents(4). Therefore D. The price–quantity relation describes a demand curve, not the statistical density curve.