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A letter is known to have come from CHEN...

A letter is known to have come from CHENNAI, JAIPUR, NAINITAL, DUBAI and MUMBAI. On the post mark only two consecutive letters AI are legible. Then, the probability that it is come from MUMBAI, is

A

`(42)/(319)`

B

`(84)/(403)`

C

`(39)/(331)`

D

`(42)/(331)`

Text Solution

Verified by Experts

The correct Answer is:
(b)
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