A train travelling with a speed of 60 km/hr catches another train travelling in the same direction and then leaves it 120m behind in 18 seconds. The speed of the second train is
A) 42 kmph
B) 72 kmph
C) 36 kmph
D) 44 kmph
Answers
Answered by
3
☆☞ Here is ur answer ☜☆
✔✔ Given speed of the first train = 60 km/hr = 60 x 5/18 = 50/3 m/s
Let the speed of the second train = x m/s
Then, the difference in the speed is given by
503 − x = 12018503 - x = 12018
=> x = 10 m/s
=> 10 x 18/5 = 36 km/hr
HOPE IT HELPS!
Answered by
2
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Q:
★A train travelling with a speed of 60 km/hr catches another train travelling in the same direction and then leaves it 120m behind in 18 seconds. The speed of the second train is
A) 42 kmphB) 72 kmphC) 36 kmphD) 44 kmph
Answer: C) 36 kmph
→Explanation:
→Given speed of the first train = 60 km/hr = 60 x 5/18 = 50/3 m/s
Let the speed of the second train = x m/s
Then, the difference in the speedis given by
503 − x = 12018503 - x = 12018
=> x = 10 m/s
=> 10 x 18/5 = 36 km/hr
Thnx :)
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