अनुक्रम \(8,16,32,64,\ldots\) के पहले (5) पदों का औसत क्या है?
What is the average of the first (5) terms of the sequence \(8,16,32,64,\ldots\)?
Explanation opens after your attempt
B. (49.6)
Concept
The sum of the first (5) terms is (8+16+32+64+128=248). The average is \(\frac{248}{5}=49.6\).
Why this answer is correct
The correct answer is B. (49.6). The sum of the first (5) terms is (8+16+32+64+128=248). The average is \(\frac{248}{5}=49.6\).
Exam Tip
पहले (5) पदों का योग (8+16+32+64+128=248) है। औसत \(\frac{248}{5}=49.6\) होगा।
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