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CBSE Class 11-science Answered

How many 5-digits numbers can be formed by using digits 1, 1, 1, 4, 4?
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer

We have 5 digits available. In these digit 1 is repeated 3 times and 4 is repeated 2 times.

So, the number of 5-digit arrangements possible with these given digits is

Hence, there are 10, 5-digits numbers possible by using digits 1, 1, 1, 4, 4.

 

Answered by | 04 Jun, 2014, 03:23: PM

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