Solve the problem.How many 6-digit numbers (i.e., between 100,000 and 999,999) have no 4's and no repeated digits?

A. 60,480
B. 531,441
C. 53,760
D. 17,640
E. none of these


Answer: C

Mathematics

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B.
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D.
E.

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What will be an ideal response?

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