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Goods are worth € 87, and the price of goods fell by two weeks in a row by 10%. How much percent decreased overall?

Final Answer:

p =  19 %

Step-by-step explanation:

r1=100%10%=110010=0.9 r=r1 r1=0.9 0.9=10081=0.81  p=100 (1r)=100 (10.81)=19%



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