allery150 জনের একটি দলের মধ্যে 20% অনুপস্থিত। কতজন উপস্থিত রয়েছে?
A100
B110
C120
D130
Answer & Solution
Correct answer: C. 120
ত্রিশ জন অনুপস্থিত, ফলে 120 জন উপস্থিত থাকে।
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