Respuesta :

Answer:

20% of 10 is 2    

10 + 2 = 12   ye got 2 dollars back.

Step-by-step explanation:

Answer:

12.5

Step-by-step explanation:

Express 20% in its decimal form, 0.2.

Subtract 0.2 from 1 to get 0.8.

Divide the original price of your good by 0.8.

There you go, this new number is how much you should charge for a 20% profit margin.

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