Seudónimo Seudónimo
  • 15-01-2017
  • Mathematics
contestada

Find the percentage of increase in marks in a test increased from 20 to 30

Respuesta :

khankareem
khankareem khankareem
  • 15-01-2017
% change = change × 100/ initial 
                = 10×20/100
                = 2 %
 The answer is 2% 
                    
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