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

$\frac{6}{5}$ of $\frac{3}{4}$ of $\frac{1}{2}$ of $? = 3600$

$2439.97 - 1234.01 + 401.99 = ? + 989.99$

There is a number consisting of two digits. The digit in the units place is twice that in the tens place,and if $2$ is subtracted from the sum of the digits,the difference is equal to $1/6^{\text{th}}$ of the number. The number is:

The nearest whole number to one million which is divisible by $537$ is

$A$ number exceeds its two-fifths by $75$. The number is: