Latest general Aptitude Question SOLUTION: There are 3 ants at 3 corners of a triangle, they randomly start moving towards another corner. What is the probability that they don't collide?

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(#M40000176) GENERAL question Keep an EYE

There are 3 ants at 3 corners of a triangle, they randomly start moving towards another corner.
What is the probability that they don't collide?

Asked In general Naveen (13 years ago)

Solved Shivani Agrawal Read Solution (4)

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Karthik Pandiyan  (13 years ago)

Ans:1/4
Let the corners of triangle be A,B,C
There are 8 pssible ways in which ant can move
1. A to B, B to C, C to A
2. A to B, B to C, C to B
3. A to B, B to A, C to A
4. A to B, B to A, C to B
5. A to C, C to B, B to A
6. A to C, C to B, B to C
7. A to C, C to A, B to A
8. A to C, C to A, B to C
Out of which, there are only two cases under which the ants won't collide :
A to B, B to C, C to A and A to C, C to B, B to A
probability =2/8=1/4

Is this solution Helpfull? Yes (23) | No   

Sathish  (13 years ago)

Shivani din solve to the question.
Question asks fr probability.

so its 2 out of 8 possibilities.
Its 1/4.
Karthik Pandian is correct.

Is this solution Helpfull? Yes (5) | No (2)  

Smita  (13 years ago)

1/3

Is this solution Helpfull? Yes (1) | No (9)  

Shivani Agrawal  (13 years ago)

Only "Two",
One is all will move in same direction in clock-wise,
Second is all will move in same direction in anti clock-wise.

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