What is $P (Z = 10)$ equal to ?

0

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Solution

The correct option is A $0$
Given set $= {1, 2, 3, 4, 5, 6, 7}$
$Z = X + Y$
Where $X$ is randomly selected from set of odd numbers and $Y$ is randomly selected from set of even numbers.
Which gives $Z$ as odd and greater than one
Given : $Z = 10$
But $10$ is even
So, $P (Z = 10) = 0$

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