Concept explainers
To find: total number of outcomes in the given situation.
Answer to Problem 13.8.3EP
The total number of outcomes is 30,240
Explanation of Solution
Given:
First digit of a 7 digit phone number is 2.
Last digit is 3.
Calculation:
Find the possible number of phone numbers.
Consider the below seven digit number.
2.....3
Fill the five blank places with the numbers from 0 to 9.
Arrange 5 numbers from 10 digits in
Conclusion:
Hence, the required number of seven digit numbers is 30,240.
Chapter SH Solutions
Pre-Algebra, Student Edition
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