In a class of 60 students 30 students play harmonium and 40 students play guitar. How many students play both the instruments?
Asked by Topperlearning User | 17th Apr, 2014, 11:47: AM
Let H denote the set of students who play harmonium and G be the set of students who play guitar. So, we have
Answered by | 17th Apr, 2014, 01:47: PM
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