Level:
Project ID:
9000089001
Source Problem:
Accepted:
1
Clonable:
1
Easy:
0
Students from a class have a possibility to work in mathematical and physical hobby groups. There are \(31\) students in the class. From the total, \(21\) students are members of mathematical group. Some of the students are members of both groups, but there are \(10\) which are members of just one group. There are \(3\) students which are not members of any of those groups. How many students are members of both mathematical and physical groups?
\(18\)
\(16\)
\(19\)