Question 85108: 1.How many different two-digit numbers can be formed from the digits 3, 1, 4, and 5 (allowing reuse)?
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! How many different two-digit numbers can be formed from the digits 3, 1, 4, and 5 (allowing reuse)?
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1st digit: 4 ways
2nd digit: 4 ways
How many different two-digit numbers can be formed from the digits 3, 1, 4, and 5 (allowing reuse)?
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total ways 4*4 = 16
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Cheers,
Stan H.
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