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The first twelve letters of the alphabet...

The first twelve letters of the alphabet are written down at random . What is the probability that there are four letters between the A and the B?

A

`(7)/(33)`

B

`(7)/(66)`

C

`(7)/(99)`

D

`(5)/(33)`

Text Solution

Verified by Experts

The correct Answer is:
(b)
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