Counting Principles(Part-2)
Number Theory
Level
1
Find the number of occurrences of each digit if all possible numbers using the digits 1,2,3 and 8 are formed without repetition ?
(Occurrence of each digit is the same)
The answer is 24.
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1 solution
KEEPING EACH DIGIT IN THE BEGINNING 6 NUMBERS FOR EACH DIGIT SO 6*4 TOTAL WHICH IS 24