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முதல் ஐந்து இயல் எண்களின் கூட்டுச் சராசரி என்ன?

A2
B3
C3.5
D2.5
Answer & Solution
Correct answer: B. 3
1 + 2 + 3 + 4 + 5 = 15, மேலும் 15-ஐ 5-ஆல் வகுத்தால் 3 கிடைக்கிறது.
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