Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Out of 11 consecutive natural numbers if three numbers are selected at random (without repetition), then the probability that they are in A.P. with positive common difference, is:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
case I
Even
Both 
and 
should be either even or odd.
Case -2
Total probability 
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