If the price of a commodity is decreased by 30% and its consumption is increased by 30%, then what will be the percentage increase or decrease in the expenditure of the commodity?

If the price of a commodity is decreased by 30% and its consumption is

1.	If the price of a commodity is decreased by 30% and its consumption is increased by 30%, then what will be the percentage increase or decrease in the expenditure of the commodity?
A.	9% decrease
B.	9% increase
C.	11% increase
D.	11% decrease
E.	12% decrease
Answer» B. 9% increase

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If the price of a commodity is decreased by 30% and its consumption is increased by 30%, then what will be the percentage increase or decrease in the expenditure of the commodity?

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