SOLUTION: A telephone number is composed of 8 digits starting with zero How many subscribers we serve

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Question 1071388: A telephone number is composed of 8 digits starting with zero
How many subscribers we serve
Found 2 solutions by Alan3354, ikleyn:
Answer by Alan3354(69443) About Me  (Show Source):
Answer by ikleyn(52852) About Me  (Show Source):
You can put this solution on YOUR website!
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Not more than 10^7.