alleryন নম্বৰ গড় 30; 24 42 হিচাপে প্ৰৱেশ কৰা হৈছিল। শুদ্ধ গড়?
A32
B26
C28
D34
Answer & Solution
Correct answer: C. 28
18 ৰ অতিৰিক্ততা শুধৰাই দিলে গড় 18 ÷ 9 = 2 হ্ৰাস পায়, যাৰ ফলত 28 পোৱা যায়।
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