192 + Interview Questions in TIME AND DISTANCE in Mathematics Page 3 InterviewSolution

101.	Srlya with her family travelled from Bolpur to Suri by car at a speed of 40 km/ hr and returned to Bolpur at a speed of 50 km / hr. The average speed for the whole journey is1). $44\frac{4}{9}$ km/hr2). 45 km/hr3). $45\frac{1}{2}$ km/hr4). 44.78 km/hr
Answer» This question was ASKED some where in previous YEAR papers of ssc, and CORRECT answer was $44\frac{4}{9}$ km/hr

Discussion

102.	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 is1). 400 km2). 480 km3). 380 km4). 300 km
Answer» it from PREVIOUS YEAR SSC papers, option 2 is the RIGHT answer

Discussion

103.	If a man walks 20 km at 5 km/ hr, he will be late by 40 minutes. If he walks at 8 km / hr, how early from the fixed time will he reach1). 15 min2). 25 min3). 50 min4). $1\frac{1}{2}$ hr
Answer» Its TOUGH but OPTION 3 SEEMS CORRECT

Discussion

104.	A train covers a distance of 3584 km in 2 days 8 hours. If it covers 1440 km on the first day and 1608 km on the second day, by how much does the average speed of the train for the remaining part of the journey differ from that for the entire journey 1). 3 km/hr more2). 3 km/hr less3). 4 km/hr more4). 5 km/hr less
Answer» I THINK 3 km/hr more is RIGHT

Discussion

105.	Buses start from a bus terminal with a speed of 20 km /hr at intervals of 10 minutes. What is the speed of a man coming from the opposite direction towards the bus terminal if he meets the buses at intervals of 8 minutes 1). 3 km/hr2). 4 km/hr3). 5 km/hr4). 7 km/hr
Answer» OPTION 3 : SEEMS CORRECT

Discussion

106.	A train covers a distance of 10 km in 12 minutes. If its speed is decreased by 5 km /hr, the time taken by it to cover the same distance will be:1). 10 minutes2). 13 minutes 20 sec3). 13 minutes4). 11 minutes 20 sec
Answer» 13 MINUTES 20 SEC

Discussion

107.	A train moves past a telegraph post and a bridge 264 m long in 8 seconds and 20 seconds respectively. What is the speed of the train 1). 69.5 km/hr2). 70 km/hr3). 79 km/hr4). 79.2 km/hr
Answer» it from PREVIOUS YEAR ssc papers, option 4 is the RIGHT answer

Discussion

108.	In a race of one kilometre, A gives B a start of 100 metres and still wins by 20 seconds. But if A gives B a start of 25 seconds. B wins by 50 metres. The time taken by A to run one kilometre is1). 17 sec.2). $\frac{500}{29}$ sec.3). $\frac{1200}{29}$sec.4). $\frac{700}{29}$sec.
Answer» $\frac{500}{29}$ SEC. : - option 2

Discussion

109.	A train 300 metres long is running at a speed of 25 metres per second. It will cross a bridge of 200 metres in1). 5 seconds2). 10 seconds3). 20 seconds4). 25 seconds
Answer» OPTION 3 : - 10 SECONDS

Discussion

110.	A train starts from A at 7 a.m. towards B with speed 50 km/h. Another train starts from B 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 is1). 5:62). 5:43). 6:54). 4:5
Answer» 5:4 is the ANSWER

Discussion

111.	Two trains start from stations A and B and travel towards each other at speed of 50 km / hour and 60 km / hour respectively. At the time of their meeting, the secondm train has travelled 120 km more than the first. The distance between A and B is :1). 990 km2). 1200 km3). 1320 km4). 1440 km
Answer» RIGHT ANSWER for this QUESTION is OPTION 3

Discussion

112.	A train 50 metre long passes a platform 100 metre long in 10seconds. The speed of the train in km/hr is1). 102). 543). 154). 100
Answer» ANSWER for this QUESTION is OPTION 2

Discussion

113.	A train is moving at a speed of 80 km / h and covers a certain distance in 4.5 hours. The speed of the train to cover the same distance in 4 hours is1). 100 km/h2). 70 km/h3). 85 km/h4). 90 km/h
Answer» I THINK 90 km/h is RIGHT

Discussion

114.	Walking at $\frac{3}{4}$ of his usual speed, a man is $1\frac{1}{2}$ hours late. His usual time to cover the same distance, (in hours) is1). $4\frac{1}{2}$2). 43). $5\frac{1}{2}$4). 5
Answer» it from previous YEAR SSC papers, $4\frac{1}{2}$ is the RIGHT ANSWER

Discussion

115.	A train passes two bridges of lengths 800 m and 400 m in 100 seconds and 60 seconds respectively. The length of the train is :1). 80 m2). 90 m3). 200 m4). 150 m
Answer» I THINK OPTION 3 is the RIGHT ANSWER

Discussion

116.	A train. 120 m long, takes 6 seconds to pass a telegraph post the speed of train is1). 72 km/hr2). 62 km/hr3). 55 km/hr4). 85 km/hr
Answer» OPTION 1 is the RIGHT ONE

Discussion

117.	Two trains 140 m and 100 m long run at the speed of 60 km/ hour and 40 km/ hour respectively in opposite directions on parallel tracks. The time (in seconds) which they take to cross each other , is :1). 10 sec.2). 10.8 sec.3). 9 sec.4). 9.6 sec.
Answer» 10.8 SEC. SEEMS CORRECT.

Discussion

118.	Two men are standing on opposite ends of a bridge 1200 metres long. If they walk towards each other at the rate of 5m / minute and 10m/ minute respectively, in how much time will they meet each other 1). 60 minutes2). 80 minutes3). 85 minutes4). 90 minutes
Answer» This question was asked some where in previous year papers of SSC, and correct ANSWER was option 2

Discussion

119.	A walks at a uniform rate of 4 km an hour, and 4 hours after his start, B bicycles after him at the uniform rate of 10 km an hour. How far from the starting point will B catch A1). 16.7 km2). 18.6 km3). 21.5 km4). 26.7 km
Answer» is 26.7 KM is the CORRECT ANSWER am i RIGHT

Discussion

120.	A man travels a distance of 24 km at 6 kmph. Another distance of 24 km at 8 kmph and a third distance of 24 km at 12 kmph. His average speed for the whole journey ( in kmph) is1). $8\frac{2}{3}$2). 83). $2\frac{10}{13}$4). 9
Answer» OPTION option 2 is the CORRECT ANSWER

Discussion

121.	A policeman goes after thief who has 100 metres start. If the policeman runs a kilometre in 8 min, and the thief a km in 10 min, the distance covered by thief before he is over-powered is1). 350 m2). 400 m3). 320 m4). 420 m
Answer» OPTION option 2 is the CORRECT ANSWER

Discussion

122.	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) is1). 52). 63). 6.254). 7.5
Answer» Its TOUGH but OPTION 1 SEEMS CORRECT

Discussion

123.	A journey takes 4 hours 30 minutes at a speed of 60 km /hr. If the speed is 15 m/s, then the journey will take1). 5 hours2). 5 hours 30 minutes3). 6 hours4). 6 hours 15 minutes
Answer» 5 hours is the CORRECT answer as per the SSC answer key

Discussion

124.	A train passes by a lamp post on a platform in 7 sec. and passes by the platform completely in 28 sec. If the length of the platform is 390 m. then length of the train (in metres) is1). 1202). 1303). 1404). 150
Answer» is OPTION 2 is the CORRECT ANSWER am i RIGHT

Discussion

125.	A train travelling at a speed of 55 km / hr travels from place X to place Y in 4 hours. If its speed is Increased by 5 km / hr,then the time of journey is reduced by1). 25 min.2). 35 min.3). 20 min.4). 30 min.
Answer» ANSWER for this QUESTION is 35 MIN.

Discussion

126.	A car goes 20 metres in a second. Find its speed in km/hr1). 182). 723). 364). 20
Answer» ANSWER for this QUESTION is 72

Discussion

127.	Walking at a speed of 5 km/hr, a man reaches his office 6 minutes late. Walking at 6 km/ hr, he reaches there 2 minutes early. The distance of his office is1). 3 km2). 4 km3). 3.5 km4). 2 km
Answer» RIGHT ANSWER is 4 KM

Discussion

128.	A train passes a 50 metres long platform in 14 seconds and man standing on the platform in 10 seconds.The speed of the train is :1). 24 km/hr2). 36 km/hr3). 40 km/hr4). 45 km/hr
Answer» OPTION 4 : 45 km/hr is CORRECT

Discussion

129.	Two trains start from station A and B and travel towards each other at speed of 16 miles/ hour and 21 miles/ hour respectively. At the time of their meeting, the second train has travelled 60 miles more than the first.The distance between A and B (in miles) is :1). 4442). 4963). 3334). 540
Answer» OPTION 1 is the ANSWER

Discussion

130.	A train passes a platform 110 m long in 40 seconds and a boy standing on the platform in 30 seconds. The length of the train is1). 100 m2). 110 m3). 220 m4). 330 m
Answer» OPTION 4 is the RIGHT ANSWER

Discussion

131.	A bus moving at 40 km per hour covers a distance in 6 hours 15 minutes. If it travels the same distance at 50 km per hour how long will it take to cover the distance1). 2 hrs.2). 6 hrs.3). 4 hrs.4). 5 hrs.
Answer» 5 HRS. : - OPTION 4

Discussion

132.	A man rides at the rate of 18 km/ hr. but stops for 6 mins. to change horses at the end of every 7th km. The time that he will take to cover a distance of 90 km is1). 6 hrs.2). 6 hrs. 12 min.3). 6 hrs. 18 min.4). 6 hrs. 24 min.
Answer» Right ANSWER for this QUESTION is 6 hrs. 12 min.

Discussion

133.	A is twice as fast runner as B, and B is thrice as fast runner as C.If C travelled a distance in 1 hour 54 minutes, the time taken by B to cover the same distance is1). 19 min.2). 38 min.3). 51 min.4). 57 min.
Answer» I THINK 38 MIN. is RIGHT

Discussion

134.	Ram arrives at a Bank 15 minutes earlier than scheduled time, if he drives his car at 42 km/hr. If he drives car at 35 km/hr he arrives 5 minutes late. The distance of the Bank from his starting point is1). 70 km2). 210 km3). 72 km4). 60 km
Answer» is 70 KM is the CORRECT ANSWER am i RIGHT

Discussion

135.	If a train runs at 40 km / hour,it reaches its destination late by 11 minutes. But If It runs at 50 km/ hour, it is late by 5 minutes only. The correct time (in minutes) for the train to complete the journey is1). 132). 153). 194). 21
Answer» 15

Discussion

136.	In what time will a train 100 metres long cross an electric pole, if its speed be 144 km/hour 1). 2.5 seconds2). 5 seconds3). 12.5 seconds4). $3\frac{5}{4}$ seconds
Answer» OPTION 1 : SEEMS CORRECT

Discussion

137.	A person , who can walk down ahill at the rate of $4\frac{1}{2}$ km/hour and up the hill at the rate of 3 km/hour, ascends and comes down to his starting point in 5 hours. How far did he ascend 1). 13.5 km2). 3 km3). 15 km4). 9 km
Answer» I THINK OPTION 4 is the RIGHT ANSWER

Discussion

138.	A train 300 m long is running with a speed of 54 km / hr. in what time will it cross a telephone pole 1). 20 seconds2). 15 seconds3). 17 seconds4). 18 seconds
Answer» This question was asked some where in PREVIOUS year PAPERS of ssc, and correct answer was 20 seconds

Discussion

139.	From two places, 60 km apart. A and B start towards each other at the same time and meet each other after 6 hours. Had A travelled with $\frac{2}{3}$ of his speed and B travelled with double of his speed, they would have met after 5 hours. The speed of A is1). 4 km/hr2). 6 km/hr3). 10 km/hr4). 12 km/hr
Answer» Its very SIMPLE QUESTION 6 km/hr is the CORRECT ANSWER.

Discussion

140.	Two trains of equal length take 10 seconds and 15 seconds respectively to cross a telegraph post. If the length of each train be 120 metres, in what time ( in seconds) will they cross each other travelling in oppoite direction1). 162). 153). 124). 10
Answer» OPTION 3 : 15 is CORRECT

Discussion

141.	A farmer travelled a distance of 61 km in 9 hours. He travelled partly on foot at the rate 4 kmph and partly on bicycle at the rate 9 kmph . The distance travelled on foot is1). 16 km2). 14 km3). 17 km4). 15 km
Answer» This question was ASKED some where in previous year papers of SSC, and CORRECT answer was option 1

Discussion

142.	A runs twice as fast as B and B runs thrice as fast as C. The distance covered by C in 72 minutes, will be covered by A in :1). 18 min.2). 24 min.3). 16 min.4). 12 min.
Answer» OPTION 4 is the RIGHT ANSWER

Discussion

143.	A train 150m long passes a km stone in 30 seconds and another train of the same length travelling in opposite direction in 10 seconds. The speed of the second train is :1). 90 km/hr2). 125 km/hr3). 25 km/hr4). 75 km/hr
Answer» is OPTION 1 is the CORRECT ANSWER am i RIGHT

Discussion

144.	An athlete runs 200 metres race in 24 seconds. His speed (in km/hr) is :1). 202). 243). 28.54). 30
Answer» OPTION 4 is the correct ANSWER as per the answer key

Discussion

145.	A bus moving at a speed of 45 km / hr overtakes a truck 150 metres ahead going in the same direction in 30 seconds. The speed of the truck is1). 27 km/hr2). 24 km/hr3). 25 km/hr4). 28 km/hr
Answer» OPTION option 1 is the CORRECT ANSWER

Discussion

146.	Two trains, one 160 m and the other 140 m long are running in opposite directions on paralle rails, 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 seconds2). $7\frac{1}{2}$ seconds3). 6 seconds4). 10 seconds
Answer» is OPTION 2 is the CORRECT ANSWER am i RIGHT

Discussion

147.	A car travelling at a speed of 40 km/hour can complete a journey in 9 hours. How long will it take to travel the same distance at 60km/hour1). 6 hours2). 3 hours3). 4 hours4). $4\frac{1}{2}$ hours
Answer» is 6 HOURS is the CORRECT ANSWER am i RIGHT

Discussion

148.	Two trains, of same length, are running on parallel tracks in the same direction with speed 60 km / hour and 90 km / hour respectively. The latter completely crosses the former in 30 seconds. The length of each train ( in metres) is1). 1252). 1503). 1004). 115
Answer» 125 is the CORRECT ANSWER

Discussion

149.	A train crosses a platform in 30 seconds travelling with a speed of 60 km/ h. If the length of the train be 200 metres, then the length ( in metres ) of the platform is1). 4002). 3003). 2004). 500
Answer» OPTION 2 : 300 is CORRECT

Discussion

150.	In a kilometre race, A beats B by 30 seconds and B beats C by is seconds. If A beats C by 180 metres, the time taken by A to run 1 kilometre is1). 250 sec.2). 205 sec.3). 200 sec.4). 210 sec.
Answer» I am not SURE, MAY be 205 SEC. is CORRECT

Discussion

Explore topic-wise InterviewSolutions in .

Srlya with her family travelled from Bolpur to Suri by car at a speed of 40 km/ hr and returned to Bolpur at a speed of 50 km / hr. The average speed for the whole journey is1). $44\frac{4}{9}$ km/hr2). 45 km/hr3). $45\frac{1}{2}$ km/hr4). 44.78 km/hr

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 is1). 400 km2). 480 km3). 380 km4). 300 km

If a man walks 20 km at 5 km/ hr, he will be late by 40 minutes. If he walks at 8 km / hr, how early from the fixed time will he reach1). 15 min2). 25 min3). 50 min4). $1\frac{1}{2}$ hr

Buses start from a bus terminal with a speed of 20 km /hr at intervals of 10 minutes. What is the speed of a man coming from the opposite direction towards the bus terminal if he meets the buses at intervals of 8 minutes 1). 3 km/hr2). 4 km/hr3). 5 km/hr4). 7 km/hr

A train covers a distance of 10 km in 12 minutes. If its speed is decreased by 5 km /hr, the time taken by it to cover the same distance will be:1). 10 minutes2). 13 minutes 20 sec3). 13 minutes4). 11 minutes 20 sec

A train moves past a telegraph post and a bridge 264 m long in 8 seconds and 20 seconds respectively. What is the speed of the train 1). 69.5 km/hr2). 70 km/hr3). 79 km/hr4). 79.2 km/hr

In a race of one kilometre, A gives B a start of 100 metres and still wins by 20 seconds. But if A gives B a start of 25 seconds. B wins by 50 metres. The time taken by A to run one kilometre is1). 17 sec.2). $\frac{500}{29}$ sec.3). $\frac{1200}{29}$sec.4). $\frac{700}{29}$sec.

A train 300 metres long is running at a speed of 25 metres per second. It will cross a bridge of 200 metres in1). 5 seconds2). 10 seconds3). 20 seconds4). 25 seconds

A train starts from A at 7 a.m. towards B with speed 50 km/h. Another train starts from B 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 is1). 5:62). 5:43). 6:54). 4:5

Two trains start from stations A and B and travel towards each other at speed of 50 km / hour and 60 km / hour respectively. At the time of their meeting, the secondm train has travelled 120 km more than the first. The distance between A and B is :1). 990 km2). 1200 km3). 1320 km4). 1440 km

A train 50 metre long passes a platform 100 metre long in 10seconds. The speed of the train in km/hr is1). 102). 543). 154). 100

A train is moving at a speed of 80 km / h and covers a certain distance in 4.5 hours. The speed of the train to cover the same distance in 4 hours is1). 100 km/h2). 70 km/h3). 85 km/h4). 90 km/h

Walking at $\frac{3}{4}$ of his usual speed, a man is $1\frac{1}{2}$ hours late. His usual time to cover the same distance, (in hours) is1). $4\frac{1}{2}$2). 43). $5\frac{1}{2}$4). 5

A train passes two bridges of lengths 800 m and 400 m in 100 seconds and 60 seconds respectively. The length of the train is :1). 80 m2). 90 m3). 200 m4). 150 m

A train. 120 m long, takes 6 seconds to pass a telegraph post the speed of train is1). 72 km/hr2). 62 km/hr3). 55 km/hr4). 85 km/hr

Two trains 140 m and 100 m long run at the speed of 60 km/ hour and 40 km/ hour respectively in opposite directions on parallel tracks. The time (in seconds) which they take to cross each other , is :1). 10 sec.2). 10.8 sec.3). 9 sec.4). 9.6 sec.

Two men are standing on opposite ends of a bridge 1200 metres long. If they walk towards each other at the rate of 5m / minute and 10m/ minute respectively, in how much time will they meet each other 1). 60 minutes2). 80 minutes3). 85 minutes4). 90 minutes

A walks at a uniform rate of 4 km an hour, and 4 hours after his start, B bicycles after him at the uniform rate of 10 km an hour. How far from the starting point will B catch A1). 16.7 km2). 18.6 km3). 21.5 km4). 26.7 km

A man travels a distance of 24 km at 6 kmph. Another distance of 24 km at 8 kmph and a third distance of 24 km at 12 kmph. His average speed for the whole journey ( in kmph) is1). $8\frac{2}{3}$2). 83). $2\frac{10}{13}$4). 9

A policeman goes after thief who has 100 metres start. If the policeman runs a kilometre in 8 min, and the thief a km in 10 min, the distance covered by thief before he is over-powered is1). 350 m2). 400 m3). 320 m4). 420 m

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) is1). 52). 63). 6.254). 7.5

A journey takes 4 hours 30 minutes at a speed of 60 km /hr. If the speed is 15 m/s, then the journey will take1). 5 hours2). 5 hours 30 minutes3). 6 hours4). 6 hours 15 minutes

A train passes by a lamp post on a platform in 7 sec. and passes by the platform completely in 28 sec. If the length of the platform is 390 m. then length of the train (in metres) is1). 1202). 1303). 1404). 150

A train travelling at a speed of 55 km / hr travels from place X to place Y in 4 hours. If its speed is Increased by 5 km / hr,then the time of journey is reduced by1). 25 min.2). 35 min.3). 20 min.4). 30 min.

A car goes 20 metres in a second. Find its speed in km/hr1). 182). 723). 364). 20

Walking at a speed of 5 km/hr, a man reaches his office 6 minutes late. Walking at 6 km/ hr, he reaches there 2 minutes early. The distance of his office is1). 3 km2). 4 km3). 3.5 km4). 2 km

A train passes a 50 metres long platform in 14 seconds and man standing on the platform in 10 seconds.The speed of the train is :1). 24 km/hr2). 36 km/hr3). 40 km/hr4). 45 km/hr

Two trains start from station A and B and travel towards each other at speed of 16 miles/ hour and 21 miles/ hour respectively. At the time of their meeting, the second train has travelled 60 miles more than the first.The distance between A and B (in miles) is :1). 4442). 4963). 3334). 540

A train passes a platform 110 m long in 40 seconds and a boy standing on the platform in 30 seconds. The length of the train is1). 100 m2). 110 m3). 220 m4). 330 m

A bus moving at 40 km per hour covers a distance in 6 hours 15 minutes. If it travels the same distance at 50 km per hour how long will it take to cover the distance1). 2 hrs.2). 6 hrs.3). 4 hrs.4). 5 hrs.

A man rides at the rate of 18 km/ hr. but stops for 6 mins. to change horses at the end of every 7th km. The time that he will take to cover a distance of 90 km is1). 6 hrs.2). 6 hrs. 12 min.3). 6 hrs. 18 min.4). 6 hrs. 24 min.

A is twice as fast runner as B, and B is thrice as fast runner as C.If C travelled a distance in 1 hour 54 minutes, the time taken by B to cover the same distance is1). 19 min.2). 38 min.3). 51 min.4). 57 min.

Ram arrives at a Bank 15 minutes earlier than scheduled time, if he drives his car at 42 km/hr. If he drives car at 35 km/hr he arrives 5 minutes late. The distance of the Bank from his starting point is1). 70 km2). 210 km3). 72 km4). 60 km

If a train runs at 40 km / hour,it reaches its destination late by 11 minutes. But If It runs at 50 km/ hour, it is late by 5 minutes only. The correct time (in minutes) for the train to complete the journey is1). 132). 153). 194). 21

In what time will a train 100 metres long cross an electric pole, if its speed be 144 km/hour 1). 2.5 seconds2). 5 seconds3). 12.5 seconds4). $3\frac{5}{4}$ seconds

A person , who can walk down ahill at the rate of $4\frac{1}{2}$ km/hour and up the hill at the rate of 3 km/hour, ascends and comes down to his starting point in 5 hours. How far did he ascend 1). 13.5 km2). 3 km3). 15 km4). 9 km

A train 300 m long is running with a speed of 54 km / hr. in what time will it cross a telephone pole 1). 20 seconds2). 15 seconds3). 17 seconds4). 18 seconds

Two trains of equal length take 10 seconds and 15 seconds respectively to cross a telegraph post. If the length of each train be 120 metres, in what time ( in seconds) will they cross each other travelling in oppoite direction1). 162). 153). 124). 10

A farmer travelled a distance of 61 km in 9 hours. He travelled partly on foot at the rate 4 kmph and partly on bicycle at the rate 9 kmph . The distance travelled on foot is1). 16 km2). 14 km3). 17 km4). 15 km

A runs twice as fast as B and B runs thrice as fast as C. The distance covered by C in 72 minutes, will be covered by A in :1). 18 min.2). 24 min.3). 16 min.4). 12 min.

A train 150m long passes a km stone in 30 seconds and another train of the same length travelling in opposite direction in 10 seconds. The speed of the second train is :1). 90 km/hr2). 125 km/hr3). 25 km/hr4). 75 km/hr

An athlete runs 200 metres race in 24 seconds. His speed (in km/hr) is :1). 202). 243). 28.54). 30

A bus moving at a speed of 45 km / hr overtakes a truck 150 metres ahead going in the same direction in 30 seconds. The speed of the truck is1). 27 km/hr2). 24 km/hr3). 25 km/hr4). 28 km/hr

Two trains, one 160 m and the other 140 m long are running in opposite directions on paralle rails, 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 seconds2). $7\frac{1}{2}$ seconds3). 6 seconds4). 10 seconds

A car travelling at a speed of 40 km/hour can complete a journey in 9 hours. How long will it take to travel the same distance at 60km/hour1). 6 hours2). 3 hours3). 4 hours4). $4\frac{1}{2}$ hours

Two trains, of same length, are running on parallel tracks in the same direction with speed 60 km / hour and 90 km / hour respectively. The latter completely crosses the former in 30 seconds. The length of each train ( in metres) is1). 1252). 1503). 1004). 115

A train crosses a platform in 30 seconds travelling with a speed of 60 km/ h. If the length of the train be 200 metres, then the length ( in metres ) of the platform is1). 4002). 3003). 2004). 500

In a kilometre race, A beats B by 30 seconds and B beats C by is seconds. If A beats C by 180 metres, the time taken by A to run 1 kilometre is1). 250 sec.2). 205 sec.3). 200 sec.4). 210 sec.