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20 Jun 2018 : Probability

An alphanumeric character is randomly selected from following sentence:
"Everybody is a genius.

But if you judge a fish by its ability to climb a tree,

it will live its whole life believing that it is stupid."

What is the probability that picked character is one of the following letters K or I or T or Y?
Note: Alphanumeric character means alphabet or number. Space and other characters should be ignored.

OPtion

1) 33/105
2) 32/103
3) 34/103
4) 34/104
5) 32/102
6) 31/104
7) 33/103
8) 34/105
9) 32/105
10) None of these

Solution

Sentence = "Everybody is a genius. But if you judge a fish by its ability to climb a tree, it will live its whole life believing that it is stupid."


Total number of alphanumeric character in the sentence = 105
Total Number of K = 0, I = 18, T= 11, Y =5
Total = 34

Probability = (34)/105
Option 8)

Correct Option: 8 Best Solution (0)