Question

How long does a train 75m long moving at 60 km/h take to pass another train 100m long, moving at 65km/h in the (a) same direction (b) opposite direction

Answer 1

Answers: 2min6sec ,5.04 sec

Step-by-step explanation:

(a) moving in same direction

time it will take

= 175/(65-60)* (5/18)= 2 min 6 sec

(b)while moving in opposite direction relative sd = 60+65 = 125 km/h

time it will take = 175/125 *5/18

= 5.04 seconds