How will you write $\frac{12}{-18}$ in the standard form?

State whether the following statements are true. If not, then give an example in support of your answer.

If $\frac{p}{q}>\frac{r}{s}$ then $\left|\frac{p}{q}\right|>\left|\frac{r}{s}\right|$

State whether the following statements are true. If not, then give an example in support of your answer.

If $\left|x\right|=\left|y\right|$ then $x=y$

State whether the following statements are true. If not, then give an example in support of your answer.

$\frac{p}{q}$ is a non-zero rational number in standard form . It is necessary that rational number $\frac{q}{p}$ will also be in standard form

Represent $5\frac{1}{3}$ on number line and $\frac{-29}{4}$ on a number line.

Arrange the following rational numbers in descending order

$\frac{-3}{10}, \frac{-7}{-5}, \frac{9}{-15},\frac{18}{30}$