PRC-2 · Chapter 3 · Question 26 of 45
What is the positive Geometric Mean inserted precisely between the numbers 9 and 25?
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: A) 15
Explanation
The Geometric Mean (G.M.) between two positive numbers 'a' and 'b' is calculated mathematically as the square root of their product: √(a * b). Here, √(9 * 25) = √225 = 15.
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