Question:
A train can travel 50% faster than a car. Both start from point A at the same time and reach point B 75 kms away from A at the same time. On the way, however, the train lost about 12.5 minutes while stopping at the stations. The speed of the car is:
[A].100 kmph
110 kmph
120 kmph
130 kmph
A train can travel 50% faster than a car. Both start from point A at the same time and reach point B 75 kms away from A at the same time. On the way, however, the train lost about 12.5 minutes while stopping at the stations. The speed of the car is:
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
Let speed of the car be x kmph.
| Then, speed of the train = | 150 | x | = | 3 | x | kmph. | |
| 100 | 2 |
| 75 | – | 75 | = | 125 | |
| x | (3/2)x | 10 x 60 |
| 75 | – | 50 | = | 5 | |
| x | x | 24 |
| x = | 25 x24 | = 120 kmph. | ||
| 5 |