Original Price After Discount

Determine the product's original price, which, after a 20% discount, costs 90 CZK.

Final Answer:

x =  112.5 kc

Step-by-step explanation:

r=20%=10020=51=0.2  xr x=90 x0.2 x=90  0.8x=90  x=0.890=112.5  x=2225=112.5=112.5 kc



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