Rs. 700 is divided among A, B, C so that A receives half as much as B and B half as much as C. Then C's share is

Answer: Option C

Let C = x
Then B = $$\frac{\text{x}}{2}$$
and A = $$\frac{\text{x}}{4}$$

A : B : C = 1 : 2 : 4
C's share = $$\text{Rs}\text{.}\left(\frac{4}{7}\times 700\right)=400$$