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How many 3-digit numbers can be formed f...

How many 3-digit numbers can be formed from the digits 1, 2, 3, 4 and 5 assuming that
repetition of the digits is allowed ?

Text Solution

Verified by Experts

Since repetition is allowed, `therefore` each place (Unit, Tens and Hundred) can be filled in 5 ways
`rArr` Total number of 3 digit numbers `=(5) (5) (5) = 125`
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