Question

a train passes a 210m long bridge in 21 second and a signal in 20 second. find the speed of train​

Answer 1

Answer:

Speed of train = 10m/s

Step-by-step explanation:

Speed of the train = distance travelled÷ time taken

distance= 210m

time=21 s

speed= 210÷ 21= 10m/s

Answer 2

Answer:

10m\s

Step-by-step explanation: