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The number of 3 digited numbers that can be formed using {1,2,3,4,5} any number of time is?

harirpriya , 7 Years ago
Grade 10
anser 2 Answers
Arun

Last Activity: 7 Years ago

we have to form a three digit no.
now, 
for the first digit we have 5 option(1,2,3,4,5)
now for the second digit we again have 5 options as repetition is allowed and same case with the 3rd digit
Hence total numbers with the above condition will be 5*5*5= 125

sachin

Last Activity: 7 Years ago

 
for the first digit we have 5 option(1,2,3,4,5)
now for the second digit we again have 5 options as repetition is allowed and same case with the 3rd digit
Hence total numbers with the above condition will be 5*5*5= 125

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