# The area code of a telephone number consists of 3 numbers (for example, 571). How many different area codes are possible? 1,000,000 Correct Answer Not Provided 1.000 10,000

The area code of a telephone number consists of 3 numbers (for example, 571). How many different area codes are possible?
1,000,000
Not Provided
1.000
10,000
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espovilham7
The are code consists of 3 numbers.
So, the first digit of the three can be any number from 0-9. So the number of possible cases for the first digit is 10.
Similarly ,the number of possible cases for second and third digit is also 10.
So , number of possible area codes $=10\cdot 10\cdot 10=1000$