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Mathematics, 11.07.2019 05:10 netflixacc0107

If repetitions are not allowed i)how many four digit numbers can be formed with the intergers 0,1,2,3,4,5,6,7,8,9? ii)how many of these are odd numbers? iii) how many are divisible by 5? iv)how many are between 2000 and 8000?

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If repetitions are not allowed i)how many four digit numbers can be formed with the intergers 0,1,2,...
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