marytaborccccc marytaborccccc
  • 03-02-2017
  • Mathematics
contestada

a customer pays $18 for a dvd that orginally cost $20 what is the percentage in the cost of the dvd

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christinann062
christinann062 christinann062
  • 03-02-2017
The DVD is 10% off because 20x90%=18
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