How many 3 - digit even number can be formed from the digit 1,2,3,4,5 and 6, if no
Digit Repeated?
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A three digit even number is to be formed from given 6 digits 1,2,3,4,6,7. Since, for the number is to be even , so ones place can be filled by 2,4 or 6. So, there are 3 ways to fill ones place. Since, repetition is not allowed , so tens place can be filled by remaining 5 digits.
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