3/5-এর লব এবং হরের সাথে কোন একই সংখ্যা যোগ করলে ভগ্নাংশটির মান 4/5 হয়?
A. 4
B. 5
C. 3
D. 6
সঠিক উত্তরঃ
B.
5
Explanation:
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