Ask Question
11 May, 10:40

A cellphone/telephone keypad has keys numbered from 0 to 9 inclusive, and eight of these keys are also lettered. How many different telephone numbers are possible with this keypad, if each "number" consists of two letters followed by five numbers, where the first number is not zero?

+5
Answers (1)
  1. 11 May, 14:30
    0
    There are:

    8 · 8 · 9 · 10 · 10 · 10 · 10 = 5,760,000 different telephone numbers
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “A cellphone/telephone keypad has keys numbered from 0 to 9 inclusive, and eight of these keys are also lettered. How many different ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers