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T.M.JAHNAVI

· started a discussion

· 1 Months ago

4 is possible (Question: 189740.0 )

why not (1,12) (12,1) (3,4) (4,3)

Question:
The product of two numbers is 2028 and their H.C.F. is 13. The number of such pairs is – 
Options:
A) 1
B) 2
C) 3
D) 4
Solution:
Ans: (b)


Knowledge Expert

· commented

· 1 Months ago

Dear Student,

In the given question asking number of such pair, thus we consider only (12,1) and (3,4) if question asking for ordered pair then we consider (12,1) (1,12) and (3,4) and (4,3). so given answer is correct.

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