A 350 meters long train A'passed a pole in 17.5 sec. Train 'A' passed another train 'B' travelling in the
direction opposite to 'A' in 60/7 sec. If length of train 'B'is 450 meters, then in what time train 'B' will pass
train 'A'when they both runs in same direction?
5. 10 sec
1. 16 sec
2. 12 sec
4. 15 sec
3. 20 sec
Answers
Answered by
0
Explanation:
Correct option is
A
45
d=350 m
t=28sec
∴ speed =
t
d
∴ speed =
28
350
m/sec
∴ speed =
4
50
m/sec
∴ speed =12.5 m/s
∴ speed =
5
18
×
4
50
km/hr
∴ speed =
4
180
km/hr
∴ speed =45 km/hr$
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