In a class ,all the students take part in either music or drama or both .25 students take part in music ,30 students take part in drama and 8 students take part in both music and drama.find.
1.the number of students who take part in only music.
2.the number of students who take part in only drama.
3.the total number of students in the class
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1 ans 25. 2 ans 30.3 ans is 63
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