26. A letter is known to have come either from KOLKATA Or TATANAGAR. On the envelope just two consecuitve letter TA are visible. The probability that the letters came from KOLKATA is ??

26. A letter is known to have come either from KOLKATA Or TATANAGAR. O

1.	26. A letter is known to have come either from KOLKATA Or TATANAGAR. On the envelope just two consecuitve letter TA are visible. The probability that the letters came from KOLKATA is ??
Answer» 26. A letter is known to have come either from KOLKATA Or TATANAGAR. On the envelope just two consecuitve letter TA are visible. The probability that the letters came from KOLKATA is ??