alleryতিনিটা সুকীয়া গোটত কোনো উমৈহতীয়া সদস্য নোহোৱাকৈ ২০, ১৫ আৰু ১০ জন সদস্য আছে। তিনিওটাত মুঠ সদস্যৰ সংখ্যা কিমান?
A30
B40
C35
D45
Answer & Solution
Correct answer: D. 45
কোনো উমৈহতীয়া অংশ নথকাত, সংযোগ হৈছে এটা সাধাৰণ যোগফল: 20 + 15 + 10 = 45।
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