How Many 10-Digit Telephone Numbers (Area Code + Number) Are

question 158

Multiple Choice

How many 10-digit telephone numbers (area code + number) are possible if the first digit cannot be zero, the first three digits cannot be 800 or 900, and the number must end in 0000?

• A) 654,642
• B) 898,000
• C) 900,000
• D) 899,000

---

Definitions:

Rear

The back part of something, especially the part of a vehicle or object furthest from the direction it moves or faces.

Upper Strut Plate

The top component of a vehicle's strut assembly that helps in connecting the strut to the vehicle while also supporting the vehicle’s weight.

Suspension Noises

Sounds emanating from a vehicle’s suspension system, indicating potential issues with components such as shock absorbers, springs, or bushings.

Clunking

A noise or series of noises that may be heard coming from a vehicle's suspension or drivetrain, indicative of loose or worn parts that require attention.