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Consider the 3-digit numbers which are written by using the digits 1, 2, 3, 4, 5. Find the number of those numbers which have two equal digits and one different digit.
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Sep 19, 2023
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Consider the 3-digit numbers which are written by using the digits 1, 2, 3, 4, 5. Find the number of those numbers which have two equal digits and one different digit.
Mathematics
middle-school
Slinkhi
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2 and 5 are the answer to your question
Tim Lehner
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Sep 22, 2023
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