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Standard X

Mathematics

Probability

3 people A, B...

Question

3 people A, B and C are sitting in a circular fashion. Find the probability that A and B do not sit together.

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Solution

The correct option is A
0

Let us draw the figure of their seating arrangement.

Since they are seated in circular fashion, the order does not matter and hence A, B and C will always sit next to each other.

$∴$ probability that A and B will not sit next to each other will be 0.

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3 people A, B and C are sitting in a circular fashion. Find the probability that A and B do not sit together.

The correct option is A 0 Let us draw the figure of their seating arrangement. Since they are seated in circular fashion, the order does not matter and hence A, B and C will always sit next to each other. ∴ probability that A and B will not sit next to each other will be 0.

The correct option is A
0

Let us draw the figure of their seating arrangement.

Since they are seated in circular fashion, the order does not matter and hence A, B and C will always sit next to each other.

$∴$ probability that A and B will not sit next to each other will be 0.