Find the mean proportional of 9 and 49.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 21.
Mean proportional of 9 and 49 = √(9 × 49)
= √441 = 21
SSC GD 2025 PYQ — Question 42
SSC GD Const 2025 (English) - 07 Feb 2025 - Shift 3 • Quantitative Aptitude • Q42