If $16 \%$ of $40 \%$ of a number is $8,$ the number is

The numerator and denominator of a fraction are in the ratio of $2:3$. If $6$ is subtracted from the numerator,the result is a fraction that has a value $\frac{2}{3}$ of the original fraction. The numerator of the original fraction is

The unit digit in the product $(2467)^{153} \times (341)^{72}$ is

If $\frac{x}{y} = \frac{3}{4}$,then the value of $\left(\frac{6}{7} + \frac{y-x}{y+x}\right)$ equals:

What is the smallest $6$-digit number that is completely divisible by $108$?

$90 \times \frac{6}{18} + 73 = ?$