alleryলঘিষ্ঠ আকারে প্রকাশিত কোন ভগ্নাংশটির দশমিক বিস্তার সসীম?
A3/20
B2/9
C5/7
D1/3
Answer & Solution
Correct answer: A. 3/20
হর 20 সমান 2-এর বর্গ গুণ 5 (2^2 × 5), অর্থাৎ এখানে কেবল মৌলিক উৎপাদক 2 এবং 5 রয়েছে, তাই দশমিক বিস্তারটি সসীম হয়।
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