SOLUTION: BellSouth Telephone Company wants to know how many telephone numbers are possible for each code. If the digits 1 and 0 cannot be used in the first two positions, how many seven-dig

Question 819335: BellSouth Telephone Company wants to know how many telephone numbers are possible for each code. If the digits 1 and 0 cannot be used in the first two positions, how many seven-digits phone numbers are possible for each code?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
BellSouth Telephone Company wants to know how many telephone numbers are possible for each code. If the digits 1 and 0 cannot be used in the first two positions, how many seven-digits phone numbers are possible for each code?
---------
Ans: 9^2*10^5 = 81*100000 = 8,100,000
=============
Cheers,
Stan H.
-------------
RELATED QUESTIONS
In 2014, a certain state added a ninth area code. Using the information about telephone... (answered by ikleyn)

Phone numbers in the U.S. consists of 10 digits, a 3-digit area code and a 7-digit local... (answered by Alan3354)

In a certain country telephone numbers have 9 digits.the first two digits are the area... (answered by VFBundy)

In a small city there are different exchanges possible for each 7-digit telephone number. (answered by josmiceli)

A telephone company wants to create as many 7-digit phone numbers as possible without... (answered by nyc_function,sudhanshu_kmr)

1.how many 7-digit telephone numbers are possible if the first digit cannot be 0 and a:... (answered by 1433)

Telephone numbers in the US start with a 3 digit area code followed by a 7 digit local... (answered by Alan3354)

In a certain country, telephone numbers have 9 digits. The first two digits are the area... (answered by Boreal)

I can only remember a seven-digit telephone number if the first three digits (the... (answered by CPhill,ikleyn)