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When the price of an article was reduced by 20% its sale increased by 80%. What was the net effect on the sale?
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- 44% increase
- 44% decrease
- 66% increase
- 75% increase
Using Rule 5,Required effect
= | 80 - 20 - | 80 × 20 | % | ||
100 |
Positive sign shows increase
Correct Answer:
Description for Correct answer:
Pricce = 20% \( \Large =\frac{1}{5} \)sale\( \Large =80\% =\frac{4}{5} \)
\( \Large =\frac{11}{25} \times 100=44\% \)
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