If $x = \frac{a}{a-1}$ and $y = \frac{1}{a-1}$,then

If $x^{1/3} + y^{1/3} = z^{1/3},$ then $(x + y - z)^3 + 27xyz$ is equal to

Each member of a club contributes as many rupees and as many paise as the number of members of the club. If the total contribution is $Rs. 2525$,then the number of members of the club is:

$A$ sum of $Rs. 1360$ has been divided among $A, B$ and $C$ such that $A$ gets $\frac{2}{3}$ of what $B$ gets and $B$ gets $\frac{1}{4}$ of what $C$ gets. $B$'s share is (in $Rs.$)

For what value of $N$ will $270N$ be a perfect square,where $270N$ is a $4$-digit number?

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 $A$?