Let p, q and r be three unequal numbers such that p, q and r are in AP. If (q-p), (r-q) and p are in GP, then (p+q):(q+r):(r+p) equals

NDA 2026 Mathematics question

Let , and be three unequal numbers such that , and are in AP. If , and are in GP, then equals

Answer: (C)

Let the common difference be , so . Since are in GP, $ = d·

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Question ID VK-030252