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Subjects
Class 11MathematicsPermutations and CombinationsFundamental principle of countingEasy
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How many (2)-digit odd numbers can be formed from digits (0,1,2,3,4,5) with repetition allowed?

Answer and explanation

Correct answer: (15)

The units place has (3) choices (1,3,5), and the tens place has (5) choices from (1) to (5). Total ways are (5\times3=15).

Related tags

Permutations And CombinationsCounting PrincipleOdd NumbersFundamental Principle Of CountingMathematicsClass 11 Mcq
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