Subject :NSO Class : Class 9
Read the passage carefully and answer Q.
A train starts from rest and accelerates uniformly at 100 min_2 for 10 min. It then maintains a constant velocity for 20 minutes. The brakes are then applied and the train is uniformly retarded. It comes to rest in 5 minutes.
The total distance travelled is
(A) 27500 m
(B) 37500 m
(C) 4200 m
(D) 5000 m.