Posted by **Abbie** on Tuesday, October 20, 2009 at 9:41am.

The last part of a telephone number has four digits, e.g. 7814 1487 2103 2772

The last part of the telephone number can start with any digit apart from zero. The other three digits can be any number. How many four digit numbers are there?

- math -
**bobpursley**, Tuesday, October 20, 2009 at 10:11am
9*10*10*10

- math -
**Abbie**, Tuesday, October 20, 2009 at 12:43pm
Thank you, sorry to be slow but, is that 9,101,010? Can't believe it is this simple!

## Answer this Question

## Related Questions

- MATH - The last part of a telephone number has four digits, e.g. 7814 1487 2103 ...
- Data Mangement- Math - Paula moves to an area with a different telephone ...
- math,correction, bobpursly - Since when is 5^7 =8125? if a number is a multple ...
- math,correction - can someone correct this for me parts A-E and if i am wrong ...
- Math. Explain - From the digits 1, 2, 3, and 4, how many positive integers are ...
- math - Can u please help me with this..this is my sons 6th grade work and im ...
- math - Posted by nicole on Monday, September 22, 2008 at 4:32pm in response to ...
- math - Posted by nicole on Monday, September 22, 2008 at 4:32pm in response to ...
- Maths - The Sentosa High School's telephone number is an eight digit number. The...
- MATH - Need Answer to the Following Please: Using the 9 digits, 1, 2, 3, 4, 5, ...

More Related Questions