A piece of land came to a person through three middleman each gaining 20%. If the person purchased the land for Rs. 345600 the original cost of the land was =

A. Rs. 100000

B. Rs. 150000

C. Rs. 175800

D. Rs. 200000

Answer: Option D

Solution(By Examveda Team)

$$\eqalign{ & {\text{CP}} = 345600 \times \frac{{100}}{{120}} \times \frac{{100}}{{120}} \times \frac{{100}}{{120}} \cr & {\text{CP}} = \frac{{345600000000}}{{1728000}} \cr & {\text{CP}} = {\text{Rs}}{\text{.}}\,200000 \cr} $$