alleryএখন চহৰত, 60 শতাংশ লোকে বাতৰি কাকত X পঢ়ে, 40 শতাংশই বাতৰি কাকত Y পঢ়ে আৰু 20 শতাংশই দুয়োখন পঢ়ে। কিমান শতাংশই এখনো নপঢ়ে?
A10
B20
C15
D25
Answer & Solution
Correct answer: B. 20
কমেও এখন পঢ়া পাঠক = 60 + 40 - 20 = 80 শতাংশ, গতিকে 20 শতাংশ লোকে এখনো নপঢ়ে।
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