Which of the following pair of numbers is co-prime ?

Which of the following is not an irrational number ?

Which of the following is a rational number ?

Which of the following four digit numbers is a perfect square such that the first two digits and the last two digits considered separately also represent perfect squares ?

The solution of which equation is an irrational number ?

Which of the following is always true?

Among the following a rational number is ……………

If $lo{g}_{3}2,lo{g}_3(2^x-5)andlo{g}_3(2^x-\frac{7}{2})log\_3\backslash ,2,\backslash ,log\_3\backslash ,(2^x-5)\backslash ;and\backslash ;log\_3\backslash ,(2^x-\backslash frac\{7\}\{2\})$ are in A.P. then x is

If n is an odd natural number, $3^{2n}+2^{2n}3^\{2n\}+2^\{2n\}$ is always divisible by …………

Given that the units digit of $A^{3}A^3$ and A are the same where A is a single digit natural number. How many possibilities can A assume ?