How many different 10 digit phone numbers are possible if the first digit is not 0, the fourth digit is not 0 or 1, and the last two digits are 0?
The equation to answer that would be 9*10*10*8*10*10*10*10*1*1. The answer is 72 million phone numbers. ChaCha!
Answered -
Related Questions
-
What are all the different four digit number combinations for numbers 0 through 9?
There are too many (10,000) to list here, but start with 1001...
-
The Western Digital MyBook Essential Edition external hard dr...
-
What is the difference between a digital movie and a regular movie?
If you are referring to digital copies that sometimes come wi...
-
How many different combinations are there to a four digit combination lock?
I believe that there are 1000 different possible combination'...
-
What is the difference between digital and optical zoom?
Optical zoom uses the optics (lens) of the camera to bring th...
Comments