**Given :**

A credit card company requires that its customers choose a 3 digit.

Each digit should be chosen from 0, 1, 2, 3, 4, 5, 6, 7, 8 or 9.

So there are 10 possibilities for each digit.

**To Find :**

How many different three digit codes are there.

**Solution :**

We know, possibility of choosing each digit is 10.

So, total number of three digit codes are :

Therefore, **their are 1000 different three digit codes.**

Hence, this is the required solution.