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How many three digit numbers can be formed using the digits(1,2,3,4,5)

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How many three digit numbers can be formed using the digits(1,2,3,4,5)  [#permalink]

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New post 13 Apr 2018, 06:02
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A
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C
D
E

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Question Stats:

67% (00:13) correct 33% (00:59) wrong based on 3 sessions

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How many three digit numbers can be formed using the digits (1,2,3,4,5), so that each digit is repeated any number of times?

A. 150
B. 200
C. 25
D. 125
E. 15

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How many three digit numbers can be formed using the digits(1,2,3,4,5)  [#permalink]

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New post 13 Apr 2018, 06:13
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Wildflower wrote:
How many three digit numbers can be formed using the digits (1,2,3,4,5), so that each digit is repeated any number of times?

A. 150
B. 200
C. 25
D. 125
E. 15



Since there is no condition that the digits cannot repeat,
the five digits can occupy either of the three places in the number.

Therefore, there are \(5*5*5 = 125\) three-digit numbers that can be formed (Option D)
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How many three digit numbers can be formed using the digits(1,2,3,4,5) &nbs [#permalink] 13 Apr 2018, 06:13
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