Latest Patni Aptitude Question SOLUTION: How many two digit no you make by 1,2,3,4,0

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(#M40008161) PATNI question aptitude Keep an EYE

How many two digit no you make by 1,2,3,4,0

Asked In Patni (12 years ago)

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Shiv Kumar  (12 years ago)

No.of ways are 4c1*4c1 (Assuming no repeat of numbers). So total 16 numbers.

With repeat, another 4 numbers can be prepared. So 20 Numbers with repeat number in 1st and 2nd Digit.

Here are the numbers
10,12,13,14,20,21,23,24,30,31,32,34,41,40,42,43 (Without Repeat)

11,22,33,44 are the four additional numbers with repeat

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