alleryબે સંખ્યાઓનો ગુ.સા.અ. 9 છે. આમાંથી કયો તેમનો લ.સા.અ. ન હોઈ શકે?
A72
B80
C90
D54
Answer & Solution
Correct answer: B. 80
લ.સા.અ. એ હંમેશા ગુ.સા.અ. નો ગુણક હોય છે, અને 80 એ 9 નો ગુણક નથી.
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