In a group of 50 people 35 speak hindi

Asked by admin @ 17/08/2021 in Math viewed by 305 People

In a group of 50 people.35 speak hindi, 25 speak both english and hindi, and all the people speak at least one of the two languages. How many speak English?

Answered by admin @ 17/08/2021

Let a be no. of people speaking hindi and b be no. of people speaking english.
n(a) = 35
n(b) = ?
Number of people who speak only english = 50-35 = 15
Number of people who speak english = 15+25 = 40 = n(b)

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