# SPEED, TIME & DISTANCE

1. A train 150 meters long takes  20 seconds to cross a platform 450 meters long. The speed of the train in km per hour is

(a) 100         (b) 106

(c) 108           (d) 104

Answer: (c) Speed of train = (450 + 150 ) / 20 = 30 m/ s

Speed ( in km /hr ) = 30 x (18/5)

= 108 km/hr.

2. A moving train passes a platform 50 m long in 14 seconds and a Lamp post in 10 seconds. The speed of the train ( in km/h)

(a) 24           (b) 36

(c) 40            (d) 45

3. A man travels 450 km to his home partly by train and partly by car. He takes 8 hours 40 min If he travels 240 km by train and rest by car. He takes 20 Mins more if he travels 180 km by train and the rest by car. The speed of the car in km/hr. is :

(a) 45          (b) 50
(c) 60          (d) 48

4. Two donkeys are standing 400 meters apart. First donkey can run at a speed  of 3 m/sec and the second can run at 2 m/sec . If two donkey run towards each other after how much time (in sec) will they bump into each other ?
(a) 60                (b) 80
(c) 400             (d) 40

5. A thief is noticed by a policeman from a distance of 200 m. The thief starts running and the policeman chases him. The thief and the policeman run at the rate of 10 km and 11 km per hour respectively. What is the distance between them after 6 minutes?

(a) 100 m           (b) 190 m

(c) 200 m           (d) 150 m

6. Two trains, one 160 m and the other 140 m long are running in opposite directions on parallel tracks, the first at 77 km an hour and the other at 67 km an hour. How long will they take to cross each other
1) 7 seconds
2)  seconds
3) 6 seconds
4) 10 seconds

7. Two cars start at the same time from one point and move along two roads, at right angles to each other. Their speeds are 36 km/ hr and 48 km/hr  respectively. After 15 seconds the distance between them will be:

(a) 400 m             (b) 150 m

(c) 300 m             (d) 250 m

8. A person travels 600 km by train at 80 km by ship at 400 km/hr and 100 km by car at 50 km/hr. What is the average speed for the entire distance ?

(a) 36 meters

(b) 48 meters

(c)  60 meters

(d) 72 meters

9. The distance between two cities A and B is 330 km. A train starts from A at 8 a.m and travels towards B at 60 km/hr. Another train starts from B at 9 a.m. and travels towards A at 75 km/hr. At what time do they meet ?

(a) 10:00 am           (b)10:30 am

(c) 11:00 am           (d) 11:30 am

10.A and B travel the same distance at speed of 9 km/hr and 10 km/hr respectively. If A takes 36 minutes more than B, the distance travelled by each is :
[A]48 km
[B]54 km
[C]60 km
[D]66 km

11. A train is travelling at the rate of 45 km/hr. How many seconds it will take to cover a distance of (4/5) km ?

(a) 36 sec.
(b) 64 sec.
(c) 90 sec.
(d) 120 sec.
12. A train is 100 meter long and is running at the speed of 30 km per hour. Find the time it will take to pass a man standing at a crossing.
(a) 10 seconds
(b) 12 seconds
(c) 14 seconds
(d) 16 seconds
13. A man is walking at the rate of 5 km/hr crosses a bridge in 15 minutes. The length of the bridge is
(a) 1000 meters
(b) 1050 meters
(c) 1200 meters
(d) 1250 meters
14. A man travels 600 km by train at 80 km/hr, 800 km by ship at 40 km/hr, 500 km by aeroplane at 400 km / hr and 100 km by car at 50 km / hr What is the average speed for the entire
distance ?
(a) 60 km/hr
(b)  km/hr
(c) 62 km/hr
(d)  km/hr
15. A man walks a certain distance and rides back in 4 hours 30 minutes. He could ride both way in 3 hours. The time required by the man to walk both ways is:
(a) 4 hours
(b) 4 hours 30 minutes
(c) 5 hours
(d) 6 hours
16. A gun is fired from a fort. A man hears the sound 10 seconds later. If the sound travels at the rate of 330 m/sec, find the distance between the fort and the man.
a) 3.30              c) 3.3 km
b) 3.3 km         d) 0.33 km
17. A & B run a kilometer and A wins by 25 sec. A & C run a kilometer & A wins by 275 m. when B & C run the same distance B wins by 30 sec. The time taken by A to run a Km is-
A) 2 min 25 sec
B) 2 min 50 sec
C) 3 min 20 sec
D) 3 min 30 sec
18. A person went from A to B at an average speed of x km/hr and returned from B to A at an average speed of y km/hr. What was his average speed during the total journey ?
(a)
(b)
(c)
(d)
19. A man goes from Mysore to Bangalore at a uniform speed of 40 km / hr and comes back to Mysore at a uniform speed of 60 km/ hr. His average speed for the whole journey is
(a). 48 km/hr
(b). 50 km/hr
(c). 54 km/hr
(d). 55 km/hr
20. Two trains are running with speed 30 km/hr and 58 km/hr in the same direction , a man in the slower train passes the faster train in 18 seconds. The length of the faster train is
(a)  70 m
(b) 128 m
(c) 100 m
(d) 140 m
21. A train starts from A at 7 a.m. towards B with speed 50 km/h. Another train from B starts at 8 a.m. with speed 60 km/h towards A. Both of them meet at 10 a.m. at C. The ratio of the distance AC to BC is…
(a) 5 : 6
(b) 6 :  5
(c) 5  :  4
(d) 4  :  5
22.   In covering a distance of 30 km, Abhay takes 2 hours more than Sameer. If Abhay doubles his speed, then he would take 1 hour less than Sameer. Abhay’s speed (in km/hr) is :
(a) 5
(b) 6.25
(c) 6
(d)  7.5
23. A car completes a journey in 10 hours. If it covers half of the journey at 40 kmph and the remaining half at 60 kmph, the distance covered by car is

(a) 400 km            (b) 480 km

(c) 380 km             (d) 300 km

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