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If the product twice price cut by 25%, what percentage was price cut in total?

Correct result:

p =  43.75 %

Solution:

q=1−25100=0.75 p=100⋅(1−q2)=100⋅(1−0.752)=43.75%q = 1- \dfrac{ 25}{100} = 0.75 \ \\ p = 100\cdot (1-q^2)= 100\cdot (1-0.75^2) = 43.75 \%

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