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Question
The variable x is inversely proportional to y. If x increases by p%, then by what per cent will y decrease?
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Solution
The variable x is inversely proportional to y.
xy = k ...(Constant)
Since, we know that two quantities x and y are said to be in inverse proportion, if an increase in x cause a proportional decrease in y and vice-versa.
So, we can say y decrease by p%
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