Renabelle234
Renabelle234 Renabelle234
  • 18-01-2017
  • Mathematics
contestada

Their are 48 students in a school play.the ratio is 5:7.how many more girls than boys are in the play.Explain

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eric2952 eric2952
  • 18-01-2017
you add 5+7 so the total ratio is 12.  then divide 48/12=4.  you then multiply the given ration 5:7 by 4=20:28.  20 + 28 is 48 students which is given.  so there are 28 girls and 20 boys which means there are 8 more girls than boys.
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