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11 February, 06:40

A store pays $20 for a set of headphones. The store sells the set of headphones for $70. Your classmate says that the markup is 350% because$70/$20=3.5 Is your classmate correct?

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  1. 11 February, 07:41
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    Yes. your classmate is correct
  2. 11 February, 07:45
    0
    Yes it is like if you got a 70/20 on a test. That would be a score of 350%
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