Question

The numerical value of $\frac{\left(45p^4{q}^{2}r\right)}{\left(3q^{2}r{p}^3\right)}$ is ___, if the value of 'p' is given as 2.

Answer 1

Given algebraic fraction is $\frac{\left(45p^4{q}^{2}r\right)}{\left(3q^{2}r{p}^3\right)}$

On canceling the common factors, this expression reduces to 15 x p

$\Rightarrow$ 15 x 2 = 30