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When the price of a pair of shoes is decreased by 10%, the number of pairs sold increased by 20%. What is the net effect on scales

🗓 Nov 8, 2024

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arun 🌐 India
formula = percentage decrease + percentage increase + percentage increase * percentage decrease/100

if the answer is negative it must decrease...if it is positive it must increase.

-10 +20 +(10*20)/100 =8(positive 8)

which means it fot increased
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Anonymous 🌐 Chandigarh
-10+20+((20*(-10))/100)
10+(-200/100)
10+(-2)
10-2
8 positive
So,sales increases by 8%
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