Question

Express the following as a rational number i.e. in the form $\frac{a}{b};$ where a, $b\in I$ and $b\ne 0.$

$0.5625$.

• A. $\frac{9}{16}$
• B. $\frac{9}{14}$
• C. $\frac{9}{19}$
• D. $\frac{9}{13}$

Answer 1

The correct option is A $\frac{9}{16}$

$0.5625$ can be represented as $\frac{5625}{10000}$
$\therefore \frac{5625}{1000}=\frac{225}{400}=\frac{9}{16}$

Thus, $0.5625$ can be expressed as $\frac{9}{16}$.