I forgot the last digit of a 7- digit telephone number. If I randomly – McqOptions

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1.	I forgot the last digit of a 7- digit telephone number. If I randomly dial the final 3 digits after correctly dialing the first four, then what is the chance of dialing the correct number ?
A.	1/1001
B.	1/990
C.	1/999
D.	1/1000
Answer» E.

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