36. আটাইতকৈ সৰু স্বাভাৱিক পূৰ্ণ বৰ্গ সংখ্যাটো


A. 4


B. 1


C. 0


D. 3


Answer :B


Solution :



37. তলৰ কোনটো মৌণিক সংখ্যা নহয়


A. 11


B. 19


C. 9


D. 31


Answer :C


Solution :



38. তলৰ কোনটো স্বাভাৱিক সংখ্যা নহয়


A. 3


B. 2


C. 1


D. -1


Answer :D


Solution :



39. 9/21 ভগ্নাংশটো তলৰ কোনটোৰ সমতুল্য


A. 21/9


B. 3/7


C. 9/7


D. 9/210


Answer :B


Solution :



40. 5/0 এটা সংখ্যা


A. হ'ব পাৰে


B. কেতিয়াও হ'ব নোৱাৰে


C. চৰ্ত সাপেক্ষে হ'ব পাৰে


D. হ'বই


Answer :B


Solution :



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