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When the price of a radio was reduced by...

When the price of a radio was reduced by 20%, its sale increased by 80%. What was the net effect on the sale?

A

44% increase

B

44% increase

C

66% increase

D

75% increase

Text Solution

Verified by Experts

The correct Answer is:
A
Net effect `= x + y +(xy)/(100) = - 20 + 80 + ((-20 xx 80))/(100)= 60- 16 = 44%` increase.
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