Breaking Bad actor Aaron Paul asked Siri to divide zero by zero, presumably to see if he could break Siri with an indeterminate mathematical equation, but Siri's response was just perfect. Imagine that you have zero cookies and you split them evenly among zero friends.
There is no expiration date for cashier's checks. If a cashier's check isn't cashed in a timely manner, considered six months by most banks, it can be considered void or invalid. Continue Reading.
Report Abuse. Unless otherwise marked, checks go stale 6 months from the date on the check. US Treasury checks are marked as valid for one year however if your state refund check has not such markings it went stale back in September. You'll have to return it to the state and ask to have it reissued. Source(s): Used to work in the banking industry.