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Proportion

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If x and r are directly proportional and x=5 when r= $$40$$, then what is x when r = $$25$$?

May 14, 2022

#1
+13881
+1

What is x when r = 25?

Hello Guest!

$$x:r=5:40\\ x=\frac{r}{8}=\frac{25}{8}=\color{blue}3.125$$

!

May 14, 2022