Practice MCQ Questions and Answer on Speed Time and Distance
451.
A train is 250 m long. If the train takes 50 second to cross a tree by the railway line, then the speed of the train on Km /hr is :
- (A) 9 km/hr
- (B) 5 km/hr
- (C) 18 km/hr
- (D) 10 km/hr
452.
A train 300 meres long is running at a speed of 25 metre per second. It will cross a bridge of 200 metres long in :
- (A) 5 sec
- (B) 10 sec
- (C) 20 sec
- (D) 25 sec
453.
A train is moving with the speed of 180 km/hr. Its speed (in metres per second) is :
- (A) 5 m/s
- (B) 40 m/s
- (C) 30 m/s
- (D) 50 m/s
454.
The speed of a bus is 72 km /hr. The distance covered by the bus in 5 seconds is :
- (A) 100 metres
- (B) 60 metres
- (C) 50 metres
- (D) 74.5 metres
455.
A train without stoppage travels with an average speed of 80 km/h and with stoppage, it travels with an average speed of 64 km/h. For how many minutes does the train stop on an average per hour?
- (A) 12
- (B) 8
- (C) 10
- (D) 14
456.
A plane flying north at 500 mph passes over a city at 12 noon. A plane flying east at the same altitude passes over the same city at 12.30 pm. The plane is flying east at 400 mph. To the nearest hundred miles, how far apart are the two planes at 2 pm ?
- (A) 600 miles
- (B) 1000 miles
- (C) 1100 miles
- (D) 1200 miles
457.
A person travels three equal distance at a speed of x km/hr, y km/hr and z km/hr respectively. What is the average speed for the whole journey ?
- (A) $$\frac{{xyz}}{{3\left( {xy + yz + zx} \right)}}$$ km/hr
- (B) $$\frac{{xyz}}{{\left( {xy + yz + zx} \right)}}$$ km/hr
- (C) $$\frac{{\left( {xy + yz + zx} \right)}}{{xyz}}$$ km/hr
- (D) $$\frac{{3xyz}}{{\left( {xy + yz + zx} \right)}}$$ km/hr
458.
A man travelled distance of 42 km in 5 hours. He travelled partly on foot at the rate of 6 km/h and the rest on bicycle at the rate of 10 km/h. The distance travelled on foot is:
- (A) 18 km
- (B) 15 km
- (C) 10 km
- (D) 12 km
459.
A train travelling at 48 kmph crosses another train, having half of its length and travelling in opposite direction at 42 kmph, in 12 seconds. It also passes a railway platform in 45 seconds. The length of railway platform is:
- (A) 200m
- (B) 300m
- (C) 350m
- (D) 400m
460.
A train 300 m long is running with a speed of 54 km/hr. In what time it cross a telephone pole ?
- (A) 20 seconds
- (B) 15 seconds
- (C) 17 seconds
- (D) 18 seconds