alleryএটা প্ৰেক্ষাগৃহৰ প্ৰতিজন ব্যক্তিয়ে ক্ৰিকেট বা টেনিছ ভাল পায়। 70 শতাংশই ক্ৰিকেট ভাল পায় আৰু 55 শতাংশই টেনিছ ভাল পায়। কিমান শতাংশই দুয়োটা ভাল পায়?
A15
B20
C30
D25
Answer & Solution
Correct answer: D. 25
ওপৰা-ওপৰি অঞ্চলটো হ'ল 70 + 55 - 100 = 25 শতাংশ, কাৰণ সংযোগটো সমগ্ৰ প্ৰেক্ষাগৃহ।
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