Seudónimo Seudónimo
  • 22-03-2017
  • Mathematics
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What is 12.8% of 312.5

What is 128 of 3125 class=

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jenniehammons8
jenniehammons8 jenniehammons8
  • 22-03-2017
312.5/x=100/12.8
(312.5/x)*x=(100/12.8)*x     
312.5=7.8125*x       
312.5/7.8125=x 
40=x 
x=40
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Аноним Аноним
  • 22-03-2017
40
all you have to do is multiply 312.5 • 0.128
you have to make 12.8% a decimal so you move your decimal two places to the left = 0.128
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