How to Understand this Mathematical question?

Question by Sunrise: How to Understand this Mathematical question?
Hello This Question is belongs to ” Sets” Concept in Mathematics.

There are 7 Passengers in Train.Five Can Speak Hindi language, Four Can Speak English language and two can speak both the languages.So find How many Passengers Can Speak a) Only Hindi Language b) Only English language.

So I didnot understood this question , Can you explain me because they told 5 can speak hindi,4 can speak english and 2
can speak both languages means it exceeds 7 passengers NO? There are totally 7 passengers.How to understand this type of Questions.

Best answer:

Answer by Laura T
There are 2 that can speak both but they also put this into the other numbers. So its really, 3 can speak ONLY hindi, 2 can speak ONLY english, and 2 can speak both. They took the people that could speak both and counted them into the number of people that could speak that language overall.

What do you think? Answer below!

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