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UPSC 2013 CDS 2 Math Paper
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© examsnet.com
Question : 100
Total: 100
. What is the relation between x and y?
[2013 CDS-II]
2
x
=
3
y
3
x
=
2
y
x
=
y
2
x
=
y
Validate
Solution:
x
+
y
+
10
=
20
⇒
x
+
y
=
10
When
x
=
4
,
y
=
10
−
4
=
6
3
x
=
12
=
2
y
Thus, the relation between x and yis
3
x
=
2
y
© examsnet.com
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