Question
There were 37 participants in a fast food restaurant. Every participant ordered at least one type burger. Mr Ng received order for 23 turkey burgers and 19 angus burgers. How many participants ordered the angus burger only?
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There were 37 participants in a fast food restaurant. Every participant ordered at least one type burger. Mr Ng received order for 23 turkey burgers and 19 angus burgers. How many participants ordered the angus burger only?