munkhjin munkhjin
  • 06-06-2017
  • Mathematics
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what single discount is equivalent to successive discounts of 10% and 20%

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cmcvickers
cmcvickers cmcvickers
  • 06-06-2017
10% discount on 100 is 90.
20% discount on 90 is 72.

100-72=28

Answer = 28%
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