समूह In a group of students, 100 students know Hindi, 45 know English and 30 know both. Each of the students knows either Hindi or English. How many students are there in the group ?
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Answered by
2
Answer:
100 student know - hindi
45 student know - english
both language is known by - 30
so,
(100+45) - 30 = 115
Answered by
1
Answer:
(100)+45-30=115 this is a answer
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