Arithmetic Aptitudes › Average › Question #5486
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QThe average of the first 100 positive integers is __

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#5486Q ID
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  • A 49.5 ✔ ✖
  • B 50.5 ✔ ✖
  • C 51 ✔ ✖
  • D 100 ✔ ✖
Correct Answer: Option B

Explanation

Output:

Required average=(1+2+3+...+100)/100

=1/100×100×101/2

=50.5

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