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Probability question

2019 · 12 Jan · Shift 1 · Q28
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  5. /2019 · 12 Jan · Shift 1 · Q28

Probability question

2019 · 12 Jan · Shift 1 · Q28

JEE MainMathematicsProbabilityMCQ+4 / −1
In a random experiment, a fair die is rolled until two fours are obtained in succession. The probability that the experiment will end in the fifth throw of the die is equal to :
  1. A
    20065{{200} \over {{6^5}}}65200​
  2. B
    22565{{225} \over {{6^5}}}65225​
  3. C
    15065{{150} \over {{6^5}}}65150​
  4. D
    17565{{175} \over {{6^5}}}65175​
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