Question

Express the following ratio in the simplest form: $45:150$.

Answer 1

Step 1: First write the given ratio in fraction

$45:150$= $\frac{45}{150}$

Step 2: Divide the numerator and denominator of the fraction by 15.

Because, the Highest Common Factor of 45 and 150 is 15.

$\frac{45÷15}{150÷15}=\frac{3}{10}$= $3:10$

Hence, the smallest form of the ratio $45:150$ is $3:10$.