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RRB NTPC 2017 Q970: Find the fourth proportional to n, 18, 20. | PYQPulse | PYQPulse

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RRB NTPC 2017 · Question 970 of 1076

Find the fourth proportional to n, 18, 20.

A30Correct
B50
C35
D40

Answer: A. 30

Official answer key verified. Detailed explanation coming soon.

Source: RRB NTPC Tier-2 (CEN 03/2015) 19-Jan-2017 Shift-3 — solved paper with answer key · reliable-secondary

← Q969 View full paper (1076 questions)Q971 →

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