$\sqrt{2498} \times \sqrt{626} \div \sqrt{99} = ?$

If $34N$ is a two-digit number divisible by $11$,then what is the value of $N$?

The largest natural number by which the product of three consecutive even natural numbers is always divisible,is

In a division sum, the divisor is $10$ times the quotient and $5$ times the remainder. What is the dividend, if the remainder is $46$?

$A$ number when divided by a certain divisor leaves a remainder of $241$. When twice the number is divided by the same divisor,the remainder is $112$. Find the divisor.

Divide $50$ into two parts so that the sum of their reciprocals is $1/12$.