Q.
Five digit numbers can be formed from the digits 1, 2,3,4,5. If one number is selected at random, the probability that it is an even number is
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a
47
b
25
c
716
d
116
answer is B.
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Detailed Solution
1 , 2, 3, 4 , 5⇒n(S)=5! n(A)=2.4!∴P(A)=25
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