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  • 19-10-2016
  • Mathematics
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When 50% of a number is added to the​ number, the result is 210. What is the number?

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Аноним Аноним
  • 19-10-2016
x is the number, therefore;
x+50% of x=210
50%=50/100=0.5
We can suggest this equation:
x+0.5x=210
1.5x=210
x=210/1.5
x=140

Asnwer: the number would be 140.


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