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Mathematics
Mathematics
Problem
If
HCF
(
98
,
28
)
=
m
\text{HCF}(98, 28) = m
HCF
(
98
,
28
)
=
m
and
LCM
(
98
,
28
)
=
n
\text{LCM}(98, 28) = n
LCM
(
98
,
28
)
=
n
, then the value of
n
−
7
m
n - 7m
n
−
7
m
is : (A) 0 (B) 28 (C) 98 (D) 198
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