এই ভগ্নাংশসমূহৰ কোনটো ইতিমধ্যে লঘিষ্ঠ ৰূপত আছে?
A20/25
B14/21
C12/18
D11/15
Answer & Solution
Correct answer: D. 11/15
11 আৰু 15 ৰ 1 তকৈ ডাঙৰ কোনো সাধাৰণ উৎপাদক নাই, আনহাতে আন জোৰাবোৰৰ সাধাৰণ উৎপাদক 7, 6 আৰু 5 আছে।
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