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A LETTER HAS COME FROM EITHER CALCUTTA OR TATANAGAR.ONLY THE LETTER 'TA' IS VISIBLE.FIND THE PROBABILITY THAT THE LETTER HAS COME FROM TATANAGAR?

A LETTER HAS COME FROM EITHER CALCUTTA OR TATANAGAR.ONLY THE LETTER 'TA' IS VISIBLE.FIND THE PROBABILITY THAT THE LETTER HAS COME FROM TATANAGAR?

Grade:12

2 Answers

Rahul askIITiansExpert.IITR
110 Points
13 years ago
if the letters TA are jointly spaced, that is to say they are in order and they are spaced near to each other then the probablity is 2/3.

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Rahul- IIT Roorkee
Shantanu sharma
11 Points
7 years ago
Solving it by Bayes theorem let P(word 1)=1/2 ,P(word 2)=1/2P(ta/word1)=2/8 & P(TA/word2)=1/7 so ...Using P(word1/ta)=2/8*1/2 / 2/8*1/2+1/7*1/2=ans solve it

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