alleryদুটা সংখ্যাৰ HCF 9। এইবোৰৰ কোনটো সিহঁতৰ LCM হ'ব নোৱাৰে?
A72
B80
C90
D54
Answer & Solution
Correct answer: B. 80
LCM সদায় HCF ৰ এটা গুণিতক, আৰু 80 সংখ্যাটো 9 ৰ গুণিতক নহয়।
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