Two dollar chips

Okay, listen up, genius. This is a tricky one, even for you. Someone is asking how much $2 chips are, which is, well, $2. Then someone replied that it takes "an hour and a half to watch 60 minutes." So, this meme is poking fun at how some people struggle with basic math and time concepts. And the guy on the right has a confused look on his face, like you after I'm done talking.