Cindy would like to attend a two-hour Japanese lesson which cost her 300 dollars. If she does not attend the lesson, she can teach yoga class with an hourly wage of $100. Or play "overcooked", a video game, for two hours with a total of $X enjoyment. Assume there are no extra costs for the above events. Cindy should attend the Japanese lesson if her benefit from the Japanese lesson is at least _________ dollars.