$11 \times 468 \div 26 = ? + 8$

The product of two numbers is $45$ and the sum of their squares is $106$. The numbers are

What least number must be added to $1056$ so that the sum is completely divisible by $23$?

The greatest number among $\sqrt{5}, \sqrt[3]{4}, \sqrt[5]{2}, \sqrt[7]{3}$ is

What is the value of $\left(\frac{3}{5} + \frac{7}{9}\right)$?

If a number is multiplied by $\frac{3}{5}$ of itself,the value so obtained is $3^{2}$ less than $12^{2}$. What is $\frac{5}{3}$ of that number?