Persons in a row facing north. T-U gap = (R-Q gap)-1. U 5th left of S. S 7 places from T. Q 3 from P, P 6 from R. As many left of U as right of Q. P at extreme end. R-S adjacent. Not more than 15 persons. Total persons?

Correct answer: 14

Solution

After solving all given constraints systematically, the arrangement with consistent conditions requires exactly 14 persons in the row.

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