PET 2026 · CSAT

Arrange positions, order and ranks

From clue translation to slot placement and rank counting

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MINDMAPS FOR UPSCPET 2026 · VISUAL REVISION

Arrange positions, order and ranks

From clue translation to slot placement and rank counting

Process flow
Order, Seating and Rank Workflow
  1. 1. Translate Clues into Symbols

    • Write comparisons with one symbol: P > Q, Q > R and S > P chain into S > P > Q > R.
    • In the chain S > P > Q > R, S is longest or highest and R is shortest or lowest.
    • List only stated relations first; do not assume equalities or unstated positions.
  2. 2. Fix Orientation and End Slots

    • Draw numbered slots 1 to n; facing North matches page left-right, facing South reverses them.
    • Place definite extreme-end occupants first, then lock contiguous blocks like C immediately left of B.
    • Treat adjacent persons as a block; try available slots and verify every remaining clue.
  3. 3. Convert Ranks to Counts Ahead/Behind

    • With no ties, rank r from the top means r − 1 persons are ahead and N − r are behind.
    • Rank from the bottom equals N − r + 1 because the person is counted in both directions.
    • Split total N into subgroups before rank subtraction: x + (x + 8) = 72 gives 32 girls, 40 boys.
  4. 4. Audit Subgroup Counts and Clues

    • At rank 19, 18 students are ahead; if 11 are boys, then 18 − 11 = 7 girls are ahead.
    • Subtract girls ahead and the ranked girl herself: 32 − 7 − 1 = 24 girls are below her.
    • Re-read every clue against the final line or rank split to catch off-by-one errors.
Understand · Connect · Recallmindmapsforupsc.com

Practise this concept · संबंधित प्रश्न

One visual, several questions. These links open the original paper at the matching question.

25 Oct · Shift 1 · 2026

25 Oct · Shift 2 · 2026

30 Oct · Shift 1 · 2026

Sources & study notes · स्रोत

Independent revision material, linked to the paper’s concepts. The question papers and answer-key status are available on OpenPYQ.