Asked by Anna

How many distinct numbers greater and equal to 100 and smaller than 3000 can be formed using digits 0,1,2,3,4, without repetition of digits?

Answers

Answered by Reiny
number of 3 digit numbers , must start with 1,2,3,or4
=4x4x3 = 48

number of 4 digit numbers ,must start with 1 or 2
= 2x4x3x2 = 48

total = 96
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