221k views
7 votes
Alan has forgotten his 4-digit PIN code.

He knows the first digit is odd, and the third digit is 3.
How many different sets of 4 digits could it be

1 Answer

9 votes

25 if im not wrong......

User Qiang Zhang
by
8.9k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories