A train crosses two persons on bullock carts in the same direction in 20 seconds and 24 seconds respectively. If the speeds of two carts are 7.2 km/hr and 14.4 km/hr, find the length of the train.
Answers
Answered by
2
Speed=distance/time
7.2×5/18
0.4×5
2m/sec
14.4×5/18
.8×5
4m/sec
Same direction so speed=2-4
=-2m/sec
2m/sec
Let length be x
2=x/20+24
2=x/44
X=44×2
x=88meters is answer
7.2×5/18
0.4×5
2m/sec
14.4×5/18
.8×5
4m/sec
Same direction so speed=2-4
=-2m/sec
2m/sec
Let length be x
2=x/20+24
2=x/44
X=44×2
x=88meters is answer
Answered by
4
Hope, it helped you .
Attachments:
Similar questions