ataradoran ataradoran
  • 20-09-2015
  • Mathematics
contestada

decrease 18 tonnes by 30%

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konrad509
konrad509 konrad509
  • 20-09-2015
[tex]18\cdot30\%=18\cdot0.3=5.4\\ 18-5.4=\boxed{12.6}[/tex]
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