Arihant Expert Team (AET) Solutions for Exercise 1: CHAPTER EXERCISE

If$a\otimes 4=b+c+d+e$ and$d\otimes 3=e+f+g$, then find$n\otimes 1$.

Write$82$ as a Roman Numeral.

Write$73$ as a Roman Numeral.

Write$XIX$ as a number.

Write$XVII$ as a number.

If $m\square n=m+n+2$, then find$3\square 2$.

If $a\times b={\left(a+b\right)}^2$, then find$7\times 3$.

The sum of first four prime numbers is: