৫০ জন ছাত্রের গড় CGPA ৪.৬০ এবং ৪০ জন ছাত্রীর গড় CGPA ৪.৭২। এই ৯০ জন ছাত্র-ছাত্রীর গড় CGPA কত?
A. ৪.৬৬
B. ৪.৬৫
C. ৪.৬০
D. ৪.৬৮
সঠিক উত্তরঃ
B.
৪.৬৫
Explanation:
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