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UGC NET Paper 1 GA 2011 June Solved Paper
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© examsnet.com
Question : 22
Total: 60
The price of oil is increased by 25%. If the expenditure is not allowed to increase, the ratio between the reduction in consumption and the original consumption is
1 : 3
1 : 4
1 : 5
1 : 6
Validate
Solution:
Let the original price of oil is ₹ 100 per liter.
Price increases by 25%
Then new price = ₹ 125 per liter.
Then price of 1 liter of oil
=
100
125
=
₹
4
5
Reduction in consumption
=
(
1
−
4
5
)
=
1
5
∴ Required ratio
=
1
5
1
=
1
:
5
© examsnet.com
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