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NIFT PG 2020 Question Paper with solutions
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© examsnet.com
Question : 10
Total: 150
The HCF and LCM of two number are 21 and
84
,
respectively. If the ratio of the two numbers is
1
:
4
,
then the larger of the two numbers is
84
108
48
12
Validate
Solution:
Let the numbers be
x
and
4
x
.
Product of numbers
=
H
C
F
×
L
C
M
∴
x
×
4
x
=
21
×
84
⇒
x
2
=
21
×
21
⇒
x
=
21
Hence, larger number
=
4
x
=
84
© examsnet.com
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