Express the following decimal in the form $\frac{p}{q}$:

$0.750$

The simplest fraction form of $2.15$ is $\frac{p}{20}$. What is the value of $p$?

Express the given decimal in the form $\frac{p}{q}$:

$7.010$

Express the following decimal in the form $\frac{p}{q}$:

$9.90$

Express the following decimal in the form $\frac{p}{q}$:

$1.0001$

Express $0.\overline{4}$ in the form of $\frac{p}{q}$. 

Express the following decimal in the form $\frac{p}{q}$:

$0.\overline{37}$

Express the decimal number $0.\overline{54}$ in the form $\frac{p}{q}$.

Express $0.\overline{621}$ in the form $\frac{p}{q}$.