Two family reunions are happening at the same hotel, the Dates reunion and the Hall reunion. All 50 guests at the hotel attend at least one of the reunions. If 50 people attend the Dates reunion and 60 people attend the Hall reunion, how many people attend both reunions?  Choose the correct choice from the following answers.
A) 2 B) 5 C) 10 D) 16 E) 60
No of people in Dates reunion=50   No of people in Hall reunion=60   Attending both=x   All guests attend at least one.   Therefore, 50=50+60-(Both)   Both=60   Answer 60
<result>E</result>
Two family reunions are happening at the same hotel, the Dates reunion and the Hall reunion. All 50 guests at the hotel attend at least one of the reunions. If 50 people attend the Dates reunion and 60 people attend the Hall reunion, how many people attend both reunions?