ICSE Class X Math 2014 Solved Paper

A die has 6 faces marked by the given numbers as shown below :

The die is thrown once. What is the probability of getting

Question : 3 of 52

Marks: +1, -0

a positive integer.

Solution:

No. of sample space

n( {\S})=6

a positive integer

=\{1,2,3\}

No. of favourables

n(E)=3

∴ \;\;

Probability

=\;{n( {\E})}/{n( {\S})}=\;{3}/{6}=\;{1}/{2}

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