40 percent people take tea, 50 percent take coffee and 10 percent people drink

40 percent people take tea, 50 percent take coffee and 10
percent people drink both tea and coffee. What percent of
people drink neither tea nor coffee?

(a) 10%

(b) 20%

(c) 30%

(d) None of these

Question Posted / chief

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40 percent people take tea, 50 percent take coffee and 10 percent people drink both tea and coffee...

Answer / chief

( b ) 20%

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