The mean proportional of 0.5 and 72 is:
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 6 .
Mean proportional between two numbers a and b is √(a × b)
a = 0.5, b = 72
a × b = 0.5 × 72 = 36
√36 = 6
SSC GD 2025 PYQ — Question 46
SSC GD Const 2025 (English) - 20 Feb 2025 - Shift 3 • Quantitative Aptitude • Q46