sofieflores013 sofieflores013
  • 18-08-2017
  • Advanced Placement (AP)
contestada

After earning interest,the balance of an account is $420. The new balance is 7/6 of the original balance. How much interest did It earn

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jbmow
jbmow jbmow
  • 18-08-2017
420x6/7 = 360 starting amount
420-360 = 60 interest
60/360 = 16.67%
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