A person writes 4 letters and addresses 4 envelops. If the letters are placed in the envelopes at random, then find the probability that all the letter are not placed in the right envelops.
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Answered by
2
22/26=11/13is the answer
simi301:
so wt is the ans
23/24
according to my book (K.C Shina)
okk
The answer of the book may be wrong ...I have little bit confusion
hey in which clas do u study
10
nd where r u from
india
This is not the right place to talk...
Answered by
0
There is 25% chance of the right letter going in the proper envelop
then what will be the probability
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