Question
Download Solution PDFமுதல் 57 இயல் எண்களின் சராசரி என்ன?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFபயன்படுத்தப்படும் சூத்திரம்:
முதல் n இயல் எண்களின் கூட்டுத்தொகை = n(n + 1)/2
கணக்கீடு :
முதல் 57 இயல் எண்ணின் கூட்டுத்தொகை = 57(57 + 1)/2 = 57 × 58/2 = 1653.
சராசரி = 1653/57 = 29.
∴ சரியான பதில் 29.
Last updated on Jul 7, 2025
-> SSC MTS Notification 2025 has been released by the Staff Selection Commission (SSC) on the official website on 26th June, 2025.
-> For SSC MTS Vacancy 2025, a total of 1075 Vacancies have been announced for the post of Havaldar in CBIC and CBN.
-> As per the SSC MTS Notification 2025, the last date to apply online is 24th July 2025 as per the SSC Exam Calendar 2025-26.
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-> Candidates with basic eligibility criteria of the 10th class were eligible to appear for the examination.
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