The correct expression of $5 . \overline{45}$ in the fractional form is

Evaluate $\frac{8-[5-(-3+2)]+2}{|5-3|-|5-8|+3}$

The difference between $1 \frac{3}{16}$ and its reciprocal is:

$\frac{1}{3} + \frac{1}{2} + \frac{1}{x} = 4$. Then $x = ?$

In a pair of fractions,fraction $A$ is twice the fraction $B$ and the product of the two fractions is $\frac{2}{25}.$ What is the value of fraction $A$?

The value of $\frac{(243)^{\frac{n}{5}} \times 3^{2n+1}}{9^{n} \times 3^{n-1}}$ is