Three numbers are chosen from 1 to 15. Find the probability that they are consecutive.

1 / 35

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1 / 13

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2 / 13

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3 / 35

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Solution

The correct option is B $1 / 13$
Three numbers are chosen from 1 to 15. the probability that they are consecutive
For consecutive numbers we can choose $13 (1 t o 13$ or $3 t o 15)$ numbers
So probability $P (E) = \frac{13}{15}$

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