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2.
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4.
Answer (Detailed Solution Below)

Option 1 : 225

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Detailed Solution

सही उत्तर 225 है।

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PrepSnapprepsnap.in • Part -A

Question:

The sum of the first 15 odd natural numbers is / प्रथम 15 विषम प्राकृत संख्याओं का योग है

1.
225
2.
210
3.
240
4.
256

Correct Answer: 225

Sum of the first $n$ odd numbers $= n^2$; here $15^2 = 225$. / प्रथम $n$ विषम संख्याओं का योग $= n^2$; यहाँ $15^2 = 225$।

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