Acellphone/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?

5,760,000

Step-by-step explanation:

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?

this can be solved using permutations

8 · 8 · 9 · 10 · 10 · 10 · 10 = 5,760,000

the above is the number of telephone numbers

3/6 chance

step-by-step explanation:

half of the nubers are odd numbers (1,3,5) which in that case if you would be told to simplify it would be 1/2

i believe it's a.

i'm not sure on this one, most likely correct.