Question

to 85 Find the time token by the train of ength 340m and speed 39 km ih cross another train of Length 280m and a speed 33 km 1h going in the opposite direction on a para rrel track!​

Answer 1

Step-by-step explanation:

Let the length of the platform be x metres

Length of the platform=300m

Speed of the train = 18300 =3

50 m/s

350

= 39x+300

50×39=3x+900

1950=3x+900

3x=1950−900

3x=1050

x= 3

1050

x=350

So, the length of of the platform, x=350m