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In a group of students, students know Hindi, know English and know both. Each of the students knows either Hindi or English. How many students are there in the group?
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Text solutionVerified
Let U be the set of all students in the group.
Let E be the set of all students who know English.
Let H be the set of all students who know Hindi.
Given and
Hence, there are 125 students in the group.
Let E be the set of all students who know English.
Let H be the set of all students who know Hindi.
Given and
Hence, there are 125 students in the group.
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Question Text | In a group of students, students know Hindi, know English and know both. Each of the students knows either Hindi or English. How many students are there in the group? |
Answer Type | Text solution:1 |
Upvotes | 150 |