alleryদুটি ক্লাবে মোট মিলিয়ে 50 জন সদস্য রয়েছেন। ক্লাব A-তে 32 জন এবং ক্লাব B-তে 28 জন আছেন। উভয় ক্লাবে কতজন আছেন?
A8
B12
C10
D18
Answer & Solution
Correct answer: C. 10
উভয়ে থাকা সদস্য সংখ্যা হল 32 + 28 - 50 = 10, যাদের দুবার গণনা করা হয়েছে।
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