# Math grd 12

posted by
**Celina**
.

You are setting a system programing codes for a universal TV remote control. Each code will have five digits and cannot include a 0 or repeat any digits. How many codes

a)do not contain a 7?

b)have 3 as the third digit, and 5 as the fifth digit

c)begin with an even digit?

d)begin and end with an even digit?

Please show all work.

Thank you for all the help that is provided:)