In a group of 400 people, 250 can speak Hindi and 200 can speak English. How many people can speak both Hindi and English?
NCERT Solutions for Class 11th Mathematics Chapter 1 Exercise 1.6 3
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simple 50 can speak both hindi and english
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Answer :
Use Set formula
A INTERSECTION B = SET A + SET B - A UNION B.
= 250 + 200 - 400 = 450 - 400 = 50
Hence 50 people can speak both HIndi and English
Thank You!!!
Use Set formula
A INTERSECTION B = SET A + SET B - A UNION B.
= 250 + 200 - 400 = 450 - 400 = 50
Hence 50 people can speak both HIndi and English
Thank You!!!
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