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In a group of 400 people, 250 can speak...

In a group of 400 people, 250 can speak Hindi and 200 can speak English. How many people can speak both Hindi and English?

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To solve the problem, we need to find out how many people can speak both Hindi and English in a group of 400 people. We can use the principle of inclusion-exclusion for sets. ### Step-by-Step Solution: 1. **Define the Sets**: - Let \( H \) be the set of people who can speak Hindi. - Let \( E \) be the set of people who can speak English. ...
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