Anisargsyan Anisargsyan

22-07-2014
Mathematics

Answered

103 is 20% of what number

Answer :

22-07-2014

Use property of proportions:

103 ---------- 20%
x ---------- 100%

[tex]x=\frac{103*100}{20}=\frac{10300}{20}=515[/tex]

So, 103 is 20% of 515

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22-07-2014

[tex]x \cdot 20 \% =103 \\ \\ x\cdot \frac{20}{100}=103 \\ \\ \frac{1}{5}x=103 \ \ / \cdot 5\\\\x=515 \\ \\Answer: \ number \ is \ 515[/tex]

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