jpolk6719 jpolk6719
  • 01-05-2017
  • Mathematics
contestada

Of the 15-year-olds at a karate school, 8 have black belts and 14 have brown belts. Among the 16-year-olds, 7 have black belts and 12 have brown belts. Which age group has a lower ratio of black belts to brown belts?

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vastdisaster
vastdisaster vastdisaster
  • 01-05-2017
the 15 year olds, it turne out to be .533 and the oler ones are .5833
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