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Article Bank PO Notes 

Problems on Average: Basic concept, Questions and Solutions

Today I am going to tell you about Average. As we all know Average is an important topic in Quantitative Aptitude for competitive exams. As we all know Bank Po Exams, MBA Exams and other competitive exams has become very important so I request you before reading this article kindly subscribe to and join the group. Our group code is ECKOVATION APP | GROUP: 254198. For more information you can visit the or download the app from play store. Basic Definition:-            The word ‘Average’ is used in everyday…

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Hindi Notes 

Competitive Exam Notes for Average

An average or an arithmetic mean of given data is the sum of the given observations divided by number of observations. औसत संख्याओं से सम्बंधित महत्वपूर्ण सूत्र  1. Average of first n natural number=(n+1)/2   2. Average of first n even number=(n+1)   3. Average of first n odd number=n   4. Average of consecutive number=(Firtst number+Last number)/2   5. Average of 1 to n odd numbers=(Last odd number+1)/2   6. Average of 1 to n even numbers=(Last even number+2)/2   7. Average of squares of first n natural numbers=[(n+1)(2n+1)]/6…

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