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Probability question

2020 · 6 Sep · Shift 1 · Q34
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  5. /2020 · 6 Sep · Shift 1 · Q34

Probability question

2020 · 6 Sep · Shift 1 · Q34

JEE MainMathematicsProbabilityMCQ+4 / −1
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 :
  1. A
    1099{{10} \over {99}}9910​
  2. B
    533{{5} \over {33}}335​
  3. C
    15101{{15} \over {101}}10115​
  4. D
    5101{{5} \over {101}}1015​
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