the price of mustard oil is raised by 20% by what percentage a consumer must reduce his monthly consumption of mustard oil so that there is no change in his monthly expenditure
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Step-by-step explanation:
x+y+(xy/100)=0
20%-y% - (20×y/100)=0
20-y-0.2y =0
20-(1+0.2)y =0
20=1.2y
y=20/1.2=16.67%
consumption should be reduced by 16.67%
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0
Step-by-step explanation:
Out of a total electorates of 25480 of a city, 11570 of a women. Find the ratio between the number of men voters to the number of women voters:
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