Question

If 2 : y = 12 : 30 then what is the value

Answer 1

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$\frac{2}{y}$= $\frac{12}{30}$

__$\textit{applying cross multiplication..}$,

$\textit{12y = 60}$

$\textit{y = 60/12}$

$\textit{y= 5}$

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$\textit{value of 'y' is 5 }$