50% of the people in an area read Ittefaq and 60% of the people in that area read Prothom Alo. 20% people read both the newspapers. What percent of people do not read any of the newspapers ?
A. 20
B. 10
C. 15
D. 25
E. None of these
সঠিক উত্তরঃ
B.
10
Explanation:
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