A web-site asks users to create a 5-symbol PIN code where first and second symbols are any letters from the English alphabet and

Question

denpristay [2]

3 years ago

12

A web-site asks users to create a 5-symbol PIN code where first and second symbols are any letters from the English alphabet and

next 3 symbols are any digits. How many different PIN codes can be created?

Mathematics

1 answer:

jeka94 · Answer 1 · 2022-04-01T04:08:20+03:00

jeka943 years ago

4 0

There are 676,000 possible PIN codes.

There are 26 letters in the English alphabet, and 10 digits.

26 * 26 * 10 * 10 * 10

676 * 10 * 10 * 10

6760 * 10 * 10

67600 * 10

676000