৪ এবং ৯ এর গাণিতিক ও জ্যামিতিক গড়ের পার্থক্য কত?
Correct Answer: Option C
The arithmetic average of 4 and 9 is 4+9/2=13/2=6.5
The geometric average of 4 and 9 is √4.9=√36=6
The differece between arithmetic and geometric average of 4 and 9 is 6.5-6=0.5
Ans: 0.5
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