Question
$18\frac{3}{4}\%=$______ : ___

Answer

Given, pecentage $=18\frac{3}{4}\%=\frac{75}{4}\%$
$\Big[\therefore$ mixed fraction = improper fraction $=\frac{\text{whole number}\times\text{denominator}+\text{numerator}}{\text{denominator}}\Big]$
in fraction, $\frac{75}{4}\times\frac{1}{100}=\frac{3}{16}$
$\therefore$ Ration $= 3 : 16$

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