Jinping decides to randomly tweet a 3 letter word from English alphabets (without repetition of any

M4maths Previous Puzzles

29 Apr 2020 Probability

Jinping decides to randomly tweet a 3 letter word from English alphabets (without repetition of any alphabet).

What is the probability that he will tweet LIE?

OPtion

1) 1/17576
2) 1/17076
3) 1/17596
4) 1/17516
5) 1/12600
6) 1/13600
7) 1/14600
8) 1/15680
9) 1/15600
10) None of these

Solution

For the first place we have 26 alphabets, for second we have 25 alphabets and for 3rd we have 24
So total possible outcomes:
26x25x24 = 15600

Number of positive outcome of typing the word LIE = 1x1x1 = 1

Probability = 1/15600

Correct Option: 9 Best Solution (4)