Question

Write the following ratio in lowest form:

$18:60$ _________

Answer 1

To get lowest form of ratio $18:60$ which can also be written as $\frac{18}{60}$.

Divide both numerator and denominator by HCF of $18$ and $60$ which equals to $6$.

$\frac{18}{60}=\frac{{\displaystyle \frac{18}{6}}}{{\displaystyle \frac{60}{6}}}=\frac{3}{10}$

Hence, lowest form of ratio $18:60$ is $3:10$.