Question

Express the following ratio in its simplest form$:$

$₹2.25:₹1.80$

Answer 1

Step $1:$Write the given expression in the simplest form

Given ratio is $₹2.25:₹1.80$

Step $2:$ Convert the given ratio into fraction

Ratio $₹2.25:₹1.80$ can be written as

$=\frac{2.25}{1.8}$

$=\frac{225\times 10}{18\times 100}$$,$ Remove decimal points in numerator and denominator

$=\frac{225}{180}$

$=\frac{225/5}{180/5}$$,$ divide numerator and denominator by $5$

$=\frac{45}{36}$

$=\frac{45/9}{36/9},$divide numerator and denominator by $9$

$=\frac{5}{4}$

Hence$,$ the simplest form of $₹2.25:₹1.80$ is $5:4$