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Question

How many numbers between 3000 and 4000 can be formed from the digits 3,4,5,6,7 and 8 with no digits being repeated in any number?

A
20
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B
15
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C
60
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D
120
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Solution

The correct option is B 60
The first place filled with 31 way
Second place 5ways
Third place 4 ways
Fourth place 3 ways
Total numbers =1×5×4×3=60 ways
Hence, option 'C' is correct.

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