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UGC NET Paper 1 GA 2018 July Solved Paper
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© examsnet.com
Question : 25
Total: 50
Two numbers are in the ratio 2 : 5. If 16 is added to both the numbers, their ratio becomes 1 : 2. The numbers are :
16, 40
20, 50
28, 70
32, 80
Validate
Solution:
Let the numbers be 2x and 5x
2
x
+
16
5
x
+
16
=
1
2
4
x
+
32
=
5
x
+
16
5
x
−
4
x
=
32
−
16
x
=
16
∴ Numbers are 32 and 80
© examsnet.com
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