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In a box, there are 20 cards, out of which 10 are lebelled as A and the remaining 10 are labelled as B. Cards are drawn at random, one after the other and with replacement, till a second Acard is obtained. The probability that the second Acard appears before the third Bcard is

  • [JEE MAIN 2020]
  • A

    1116

  • B

    1316

  • C

    916

  • D

    1516

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