Question
In a group of students, 100 students know Hindi, 50 know English and 25 know both. Each of the students knows either Hindi or English. How many students are there in the group?
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Solution: Here, Number of students who know Hindi,
Number of students who know English,
Number of students who know both languages,
As each of the students knows either Hindi or English, total number of students will be .
We know,
Number of students who know English,
Number of students who know both languages,
As each of the students knows either Hindi or English, total number of students will be .
We know,
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Question Text | In a group of students, 100 students know Hindi, 50 know English and 25 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 |