When multiple people share a meal People in Korea are not separately pay or average. In General, People invite others to be paid and usually good food so impressed.
When many people to dine together. Koreans will not separate or the same pay. Generally Invite other people will pay good food and always friendly. To impress
When dining together with other people. The Korean people will not split or average. Generally, who invites people who pay and often treat good food to impress