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Three digit numbers from the digits 1 to 5, with repetition allowed, number:

A100
B150
C125
D60
Answer & Solution
Correct answer: C. 125
1. Each of the 3 places has 5 choices. 2. That is 5 times 5 times 5. 3. The count is 125. _Source: syllabus Mathematics, Chapter 7, Permutations and Combinations._
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