1.

What will be the HCF of ( 2 x 3 x 7 x 9 ), ( 2 x 3 x 9 x 11 ) and ( 2 x 3 x 4 x 5 )?

A. 2 x 3 x 7
B. 2 x 3 x 9
C. 2 x 3
D. 2 x 7 x 9 x 11
Answer» D. 2 x 7 x 9 x 11


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