Write the next five natural numbers after $321076$.

State the following statements as "True" or "False":

A rational number is said to be in its standard form if the numerator and denominator and denominator are coprime.

If the cost of  $\frac{5}{3}$ parts of a pizza is Rs.$300$, then what will be the cost of $\frac{3}{5}$ parts of the pizza?

Fill in the boxes using $= \mathrm{or} \ne$

$\left(\frac{5}{6}\right)\times \left(\frac{6}{5}\right)\times 0$ _____ $1$

Fill in the boxes using $= \mathrm{or} \ne$

$-2÷0$ _____ $0.$

All counting numbers are known as _____ numbers.

The rational number whose numerator is the smallest $3$ digit number and denominator is the largest $4$ digit number is _____.

The natural numbers along with zero, form the collection of  _____  numbers.