The average of the first 100 positive integers is-
A. 49.5
B. 50.5
C. 51
D. 100
Answer: Option B
Solution (By Examveda Team)
Required average$$\eqalign{ & = \left( {\frac{{1 + 2 + 3 + .... + 100}}{{100}}} \right) \cr & = \frac{1}{{100}} \times \frac{{100 \times 101}}{2} \cr & = 50.5 \cr} $$
This Question Belongs to Arithmetic Ability >> Average
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