alleryএখন শ্ৰেণীত ল'ৰা আৰু ছোৱালীৰ অনুপাত 4 : 5 আৰু ছোৱালীৰ সংখ্যা ল'ৰাতকৈ 12 গৰাকী বেছি। মুঠ ছাত্ৰ-ছাত্ৰীৰ সংখ্যা হ'ল
A104
B100
C108
D96
Answer & Solution
Correct answer: C. 108
এক অংশ হ'ল 12, গতিকে শ্ৰেণীটোত 9 x 12 = 108 জন ছাত্ৰ-ছাত্ৰী আছে।
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