allery18/30-এর লঘিষ্ঠ রূপ কী?
A3/5
B9/15
C6/10
D1/2
Answer & Solution
Correct answer: A. 3/5
18 এবং 30 উভয়কে তাদের গরিষ্ঠ সাধারণ গুণনীয়ক 6 দিয়ে ভাগ করলে 3/5 পাওয়া যায়।
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