Yurikuma
Yurikuma Yurikuma
  • 25-04-2017
  • Mathematics
contestada

please help. You dont have to show work.

please help You dont have to show work class=

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irspow
irspow irspow
  • 25-04-2017
%error=100(estimate-actual)/actual

%e=100(50-40)/40=25%

can't see the whole question but...

40(60/100)=24

so 24/40=3/5 carry a phone.

24 students carry a phone.
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