Find the greatest number that exactly divides 35, 91 and 840?

Problems on L.C.M and H.C.F 11/08/2021

A. 5
B. 6
C. 7
D. 8

Explanation:

The greatest number that exactly divides 35, 91 and 840 is the HCF of the three numbers. So, calculating HCF we get the answer 7.

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