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The positions of how many digits in the ...

The positions of how many digits in the number 8 3 7 9 1 2 will remain unchanged after the digits within the number are rearranged in descending order (From left to right)?

A

1. None

B

2. One

C

3. Two

D

4. Three

Text Solution

Verified by Experts

The correct Answer is:
B

Descending order
Hence, only one number 7 , digit position remain unchanged .
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