Mathematics · Set Theory

There were 600 students in a classroom. Each student opted for either English or Hindi or both. If 75% opted for English and 45% opted for Hindi, how many students opted for both?

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1124
2510
3120✓
4140

Correct answer

120

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There were 600 students in a classroom. Each student opted for either English or Hindi or both. If 75% opted for English and 45% opted for Hindi, how many students opted for both?

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There were 600 students in a classroom. Each student opted for either English or Hindi or both. If 75% opted for English and 45% opted for Hindi, how many students opted for both?

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