Chhattisgarh Board Solutions for Chapter: Methods of Vedic Math, Exercise 1: Practice

What are the digits that are used to write the numbers and write the definition of Bijank?

Write the Bijank of the following number.
$67$

Write the Bijank of the following number.
$96$

Write the Bijank of the following number.
$183$

Write the param mitra number of the following number:
$2$

Write the param mitra number of the following number:
$3$

Write the param mitra number of the following number:
$4$

Write the param mitra number of the following number:
$5$