Clock – Railway Reasoning

Total Questions: 37

21. How will quarter to eight be indicated in the 24-hour format? [Group - D 29/08/2022 (Evening)]

Correct Answer: (b) 19 : 45 hours
Solution:

Given actual time in 12 hours format = 7 : 45
This will be written in 24 hours format
= actual time in 12 hr format + 12 hours
= 7 : 45 + 12 hr = 19 : 45

22. If the time in the mirror image of a 12-hour clock is 5 : 40, what is the actual time? [Group - D 30/08/2022 (Morning)]

Correct Answer: (b) 2 : 50
Solution:

Trick - If it is 12 hrs clock, then subtract the given timing from 11:60 hrs.
If it is 24 hrs clock, then subtract the given timing from 23:60 hrs.
Hence, the real time will be 6:20

23. At 6 : 00 a.m., a wrist watch's hour hand is showing north-west, which direction will hour hand show at 9 : 00 p.m.? [Group - D 13/09/2022 (Afternoon)]

Correct Answer: (c) North-West
Solution:

At 9pm hour hand will face the north east direction.

24. A working clock is placed on a table in such a manner that at 9.00 p.m the hour hand is pointing towards the north. If the same clock remains in the same position, in which direction will the minute hand point at 6.00 a.m? [Level 2 (13/06/2022) Shift 1]

Correct Answer: (a) North
Solution:If at 9.00 pm the hour hand is pointing towards the north, then the hour hand at 6:00 am is towards the west and minute hand is pointing towards the north.

25. According to the time by Rekha’s watch, it is quarter past 9 and the hour-hand is pointing to the west. In which of the given directions will the minute-hand point AFTER 75 minutes? [RRB NTPC 13/01/2021 (Evening)]

Correct Answer: (a) South
Solution:

According to the time by Rekha’s watch, it is quarter past 9 and the hour-hand is pointing to the west.
That means the minute hand is pointing towards the east.
So, after 75 minutes the minute hand will point towards the south.

26. According to the time by Nihaal’s watch its half past one and the hour hand is pointing towards the north-east. Assuming that there is no change in Nihaal’s position, in which direction would the minute hand point after 30 minutes? [RRB NTPC 21/01/2021 (Evening)]

Correct Answer: (d) North
Solution:

27. According to the time in Rajni’s watch, it is a quarter to 6. If the hour hand points towards the South, then in which direction does the minute hand point? [RRB NTPC 22/01/2021 (Evening)]

Correct Answer: (a) East
Solution:

28. A wristwatch reads 7:30 am. If the hour hand points south-west, then in what direction will the minute hand point after 15 minutes? [RRB NTPC 01/02/2021 (Evening)]

Correct Answer: (c) West
Solution:

After 15 minutes, the minute hand will point towards the West.

29. How will you write 1.11 hours in hours, minutes and seconds? [RRB NTPC 07/04/2021 (Evening)]

Correct Answer: (a) 1 hour, 6 minutes, 36 Seconds
Solution:

1.11 hours = 1 hour + 0.11 minutes × 60
= 1 hour + 6 minutes + 0.6 seconds × 60
= 1 hour + 6 minutes + 36 seconds

30. How will you write the 9.11 hours in hours, minutes and seconds? [RRB NTPC 08/04/2021 (Morning)]

Correct Answer: (d) 9 hours, 6 minutes, 36 seconds
Solution:

9.11 hours = 9 hours + 0.11 60 minutes ×
= 9 hours +6 minutes + 0.6 60 minutes ×
= 9 hours +6 minutes + 36 seconds