Time Speed and Distance (Railway Maths) (Part – IV)

Total Questions: 50

41. Swapna travels by car equal distances with the speeds of 10 km/h,15 km/h and 20km/h takes a total of 65 min. The total distance travelled by her (in km) is: [RRB NTPC 11/03/2021 (Morning) ]

Correct Answer: (b) 15
Solution:

42. Two cyclists start from the same place and go in opposite directions. One goes towards the north at the speed of 14 km/h and the other goes towards the south at 21 km/h. How long do they take to be 43.75 km apart? [RRB NTPC 11/03/2021 (Evening) ]

Correct Answer: (d) 75 min
Solution:

43. P can run 300 m in 20 s and Q can run the same distance in 30 s. By what distance is P ahead of Q after 4 s, if both start the race at the same time? [RRB NTPC 12/03/2021 (Morning) ]

Correct Answer: (d) 20 m
Solution:

44. A person covers a distance of 8 km in 56 minutes. If he covers half of the distance in two-third of the total time, then what should his speed (in km/h) be to cover the remaining distance in the remaining time? [RRB NTPC 12/03/2021 (Morning) ]

Correct Answer: (a)
Solution:

45. Two men start together walking to a certain destination, one at the speed of 3 km/h and another at the speed of 3.75 km/h. The later arrives half an hour before the former, the distance is: [RRB NTPC 12/03/2021 (Evening)]

Correct Answer: (c) 7.5
Solution:

46. A train, when moves at an average speed of 40 km/h, reaches its destination on time. When its average speed becomes 35 km/h then it reaches its destination 15 min late. Find the distance. [RRB NTPC 12/03/2021 (Evening)]

Correct Answer: (d) 70 km
Solution:

47. Mohan goes to school 5 days a week and the distance between his home and school is 5 km. On all these 5 days, after school he goes to the market which is at a distance of 3 kms from the school, and then from the market he walks 2.5 kms to reach his home. The remaining 2 days of the week, Mohan walks an average of 20 kms. How many kms does Mohan walk in a week? [RRB NTPC 13/03/2021 (Evening) ]

Correct Answer: (d) 92.5 km
Solution:

48. Two men start walking together to a certain destination, one at the speed of 6 km/h, and the other at 7.5 km/h. The latter arrives 1 h 4 min before the former. The distance covered is: [RRB NTPC 14/03/2021 (Evening)]

Correct Answer: (c) 32 km
Solution:

49. Walking at the rate of 3 km/h a man covers a certain distance in 8 hours. If the man runs at a speed of 16 km/h, then how much time will he take to cover the same distance? [RRB NTPC 15/03/2021 (Morning)]

Correct Answer: (c) 1.5 hours
Solution:

50. Anupam and Vineet standing together started running in opposite direction on 2 km long circular racing track. They ran at the speeds of 9 km/h and 11 km/h respectively. After how much time will they meet on the track? [RRB NTPC 15/03/2021 (Evening) ]

Correct Answer: (a) 6 min
Solution: