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Question 116
The product of two numbers is 2028 and their H.C.F. is 13. The number of such pairs is
Solution
Factors of 2028 are 13,13,2,2,3
so there will be 2 cases only when highest common factor will remain 13 only
as $$13\times 3$$ and $$13\times 4$$
and $$13\times 1$$ and $$13\times 12$$
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