carrie1983reynolds carrie1983reynolds
  • 07-09-2017
  • Mathematics
contestada

A 136 students are in the cafeteria. The ratio of students buying lunch to those who brought their lunch is 3:10. How many students brought their lunch?

Respuesta :

yavr42000 yavr42000
  • 07-09-2017

approximately 95 because 3/10=41/136  and 139-41 is 95


 

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jerrywsilver jerrywsilver
  • 08-09-2017

10/13= .769

3/13= .23

136X.77=104.72   105

136X.23=31.23       31

105 Students brought their lunch


Answer Link

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