By how much is 3/4 th of 568 lesser than 7/8 th of 1008 ?

Answer: Option D

$$\begin{array}{rl}& =\frac{7}{8}\text{ of }1008-\frac{3}{4}\text{ of }568\\ & =\left(1008\times \frac{7}{8}\right)-\left(568\times \frac{3}{4}\right)\\ & =882-426\\ & =456\end{array}$$