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3/20 = n/100 what is n

its a fraction problem

User Tauta
by
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2 Answers

3 votes


(n)/(100)=(3)/(20)\qquad\text{cross multiply}\\\\20n=(100)(3)\qquad\tex{divide both sides by 20}\\\\n=(300)/(20)\\\\\boxed{n=15}

User Dalit
by
5.8k points
0 votes

Step-by-step explanation:


(3)/(20)= (n)/(100)

First, you had to do is switch sides of an equation.


(n)/(100)= (3)/(20)

Then, you multiply by 100 from both sides of an equation.


(n)/(100)*100= (3)/(20)*100

And finally, simplify.


n=15

Answer:
n=15

Hope this helps!

-Charlie

Thanks!

User Ajklein
by
6.8k points
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