The value of a machine is Rs. 6250. It decreases by 10% during the first year, 20% during the second year and 30% during the third year, What will be the value of the machine after 3 years ?

A. Rs. 2650

B. Rs. 3050

C. Rs. 3150

D. Rs. 3510

Answer: Option C

Solution(By Examveda Team)

Current value of machine
$$\eqalign{ & = 6250 \times \frac{{90}}{{100}} \times \frac{{80}}{{100}} \times \frac{{70}}{{100}} \cr & = {\text{Rs}}{\text{. 3150}} \cr} $$