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How many 3-digits numbers which are greater than 300 can be formed from 6
digits (1,2,3,4,5,6)? while
i. Repetition not allowed
ii. Repetition allowed


Sagot :

Explanation:

111 even numbers greater than 300 can be formed with the digits 1,2,3,4,5 if repetition of digits in a number is not allowed.