Percentage Practice Test 6 with solutions

Question : 7 of 40

Marks: +1, -0

The price of cooking oil has increased by 25%. The percentage of reduction that a family should effect in the use of cooking oil so as not to increase the expenditure on this account is :

Validate

Solution:

Required reduction

=(r/{100+r}×100)=(25/125×100)

=20%

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