1.

75/ The price of petrol is increased by 25%. By how much percent a car ownershould reduce his consumption of petrol so that the expenditure on petrol(S.S.c. 2005)would not be increased?25%(b) 30%(c) 50%(d) 20%

Answer»

Required percentage of reduction

=25/100+25×100=25/125×100=20%



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