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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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