Which of the following rational numbers is/are equal to its reciprocal?

Standard form of $\frac{-60}{96}$ is 

Which of the following is not equivalent to $\frac{-7}{9}$?

Which is the greatest number amongst the following?

In the standard form of a rational number, the denominator is always 

If $\frac{p}{q}$ is a rational number, then 

The rational number which has no reciprocal is 

To reduce a rational number to its standard form, we divide its numerator and denominator by their 

Express the following rational number in its standard form: $\frac{-30}{-12}$