On decreasing the price of a fan by 40%, its sales increases by 50%. W – McqOptions

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1.	On decreasing the price of a fan by 40%, its sales increases by 50%. What will be the percentage increase or decrease in its revenue?
A.	15% increase
B.	15% decrease
C.	10% decrease
D.	10% increase
Answer» D. 10% increase

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