HCU MCA 2013 Paper

Question : 69 of 75

Marks: +1, -0

A person speaks truth only 4 times out of 5. A die is tossed and the person says that the die rolled a six. Find the probability that actually there was a six.

$2/9$
$7/9$
$4/5$
$4/9$

Validate

Solution:

(c)∴ Required probability= P (speaking the truth)

\times

P (actually getting a six)

=4/5×1=4/5

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