Explore topic-wise InterviewSolutions in .

This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.

1.

The time is given by the 12-hour clock. Write the same by the 24-hour clock.i. 15 minutes past 9 in the eveningii. 12 midnight

Answer»

i. [21:15]

ii. [00:00]

2.

If a bus that leaves Nashik at 5 o’clock in the morning reaches Pune that same day at ten-thirty in the morning, how long does the journey take?

Answer»
Hrs.Min.
10 – 530 00
530

∴ Bus took 5 hrs 30 min

3.

Match the following:2 hour clock – 24 hour clock(1) 9:10 am – 23:10 (2) 2:10 pm – 7:25 (3) 5:25 pm – 14:10 (4) 11:10 pm – 9:10 (5) 7:25 am – 17:25

Answer»

(1) – d 

(2) – c 

(3) – e 

(4) – a 

(5) – b

4.

Solve the following word problems:(1) A play started at 9:50 at night and finished at 11:45 the same night. What was the duration of the play?(2) Ramu went out at 10:45 in the morning and came back home at 7 pm. How long he was out of the home?(3) Local train started from the Virar station at 8:35 am and reached at Churchgate at 10:30 am. Find the journey time taken by the train.(4) Anita started her homework at 5:45 pm and completed the work at 7:30 pm. How much time is taken by Anita for the homework?(5) One day test started at 9:15 am and the test ends at 4-.10 in the evening. How much time was taken for this test?(6) Seema travelled for 2 hours and 20 minutes by train and 1 hour 30 minutes by bus. What the total time of her journey?(7) A train that starts from Mumbai at 17:50 reaches Nira at 2:10. How long does the Mumbai – Nira journey take?

Answer»

(1) 1 hour 55 minutes 

(2) 8 hrs 15 min 

(3) 1 hr 55 min 

(4) 1 hr 45 min 

(5) 6 hrs 55 min 

(6) 3 hrs 50 min 

(7) 8 hrs 20 min

5.

Subtract the following :6 hours 15 minutes – 2 hours 45 minutes

Answer»
Hrs.Min.
560 + 15
6
– 2
15
4 5
330
6.

The time below is given by the 12 hour clock. Write the same by the 24 hour clock.(1) 45 minutes past 8 in the morning.(2) 30 minutes past 2 in the evening. (3) 50 minutes past 7 in the evening. (4) 15 minutes past 11 in the evening. (5) 25 minutes past after midnight. (6) 25 minutes past 12 in afternoon.

Answer»

(1) 8:45 

(2) 14:30 

(3) 19:50 

(4) 23:15 

(5) 00:25 

(6) 12:25

7.

The time below is given by the 24-hour clock. Write the same by the 12-hour clock.(1) 20:20 = (2) 9:30 = (3) 23:00 = (4) 4:00 = (5) 12:00 = (6) 00:00 =

Answer»

(1) [8:20 pm]

(2) [9:30 am]

(3) [11 pm]

(4) [4 am]

(5) [12 noon] or [12:00]

(6) [12 midnight]

8.

Subtract the following:7 hours 30 minutes – 4 hours 50 minutes

Answer»
Hrs.Min.
660 + 30
7
– 4
30
50
240
9.

Add the following :3 hours 50 minutes + 4 hours 20 minutes

Answer»
Hrs.Min.

+ 4
50
20
770
810

70 minutes = 1 hr 10 min.

10.

Subtract the following :4 hours 25 minutes – 1 hour 55 minutes

Answer»
Hrs.Min.
360 + 25
4
– 1
25
55
230
11.

Add the following:5 hours 25 minutes + 2 hours 35 minutes

Answer»
Hrs.Min.
5 + 225
35
760
800

 60 minutes = 1 hr

12.

Add the following :2 hours 30 minutes + 4 hours 55 minutes

Answer»
Hrs.Min.
1
2 + 430 : 55
725

85 minutes = 1 hr 25 min

13.

Add the following :3 hours 45 minutes + 1 hour 35 minutes

Answer»
Hrs.Min.
3
+ 1
45
35
480
520

80 minutes = 1 hr 20 min

14.

Add the following:6 hours 55 minutes + 2 hours 15 minutes

Answer»
Hrs.Min.
6 + 255
15
870
910

70 minutes = 1 hr. 10 min

15.

Add the following :4 hours 15 minutes + 2 hours 50 minutes

Answer»
Hrs.Min.
4
+ 2
15
50
665
705

65 minutes = 1 hr 05 min

16.

Match the following:‘A’‘B’(1) 7:20 am(a) 13:20(2) 1:20 pm(b) 22:10(3) 6:10 pm(c) 7:20(4) 10:10 pm(d) 6:10(5) 6:10 am(e) 18:10

Answer»

(1 – c), 

(2 – a), 

(3 – e), 

(4 – b), 

(5 – d)

17.

In Dave’s school, the tree planting ceremony started at 10:00 in the morning and got over at 13:45. How long did the ceremony go on?

Answer»
Hrs.Min.
13
– 10
45
15
345

∴ Ceremony of planting tree go on for 3 hrs 45 min

18.

Subtract the following :5 hours 20 minutes – 2 hours 35 minutes

Answer»
Hrs.Min.
460 + 20
S
– 2
20
35

 
245
19.

Subtract the following :3 hours 10 minutes – 2 hours 40 minutes

Answer»
Hrs.Min.
260 + 10
3
– 2
10
40
030
20.

Add the following:(1) 3 hours 40 minutes + 2 hours 55 minutes (2) 5 hours 25 minutes + 4 hours 35 minutes(3) 6 hours 45 minutes + 1 hour 30 minutes (4) 7 hours 50 minutes + 2 hours 30 minutes (5) 9 hours 10 minutes + 3 hours 20 minutes (6) 15 hours 45 minutes + 20 hours 15 minutes

Answer»

(1) 6 hrs 35 min 

(2) 10 hrs 

(3) 8 hrs 15 min 

(4) 10 hrs 20 min 

(5) 12 hrs 30 min 

(6) 36 hours

21.

Supriya left for a picnic at 7:15 am. She came back at 6:45 pm. How long was she out for the picnic?Here 6:45 pm = 18:45 (In 24 hours clock)

Answer»
Hrs.Min.
18
– 7
45
15
1130

∴ Total time of picnic is 11:30 hrs.

22.

Draw the hands of the clock to show the time given in the box.

Answer»

i. Quater past 6

ii. 50 minutes past 1

iii. Half past 3

iv. 5 minutes to 5

23.

Write the time shown in each clock in the box given below it.

Answer»

(1) 35 minutes past 3

(2) Five minutes to 5

(3) Quarter to 2

(4) Half past eight

24.

Subtract the following:(1) 4 hours 20 minutes – 1 hour 30 minutes (2) 3 hours 25 minutes – 1 hour 45 minutes (3) 5 hours 10 minutes – 2 hours 40 minutes (4) 2 hours 15 minutes – 50 minutes (5) 9 hours 10 minutes – 6 hours 10 minutes (6) 17 hours 30 minutes – 5 hours 25 minutes

Answer»

(1) 2 hours 50 minutes 

(2) 1 hour 40 minutes 

(3) 2 hours 30 minutes 

(4) 1 hour 25 minutes 

(5) 3 hours 

(6) 12 hours 05 minutes

25.

Subtract the following:2 hours 35 minutes – 1 hour 40 minutes

Answer»
Hrs.Min.
160 + 35
2
– 1
35
40
055
26.

Write the time shown in each clock in the box given below it.

Answer»

i. 25 minutes past 2

ii. 50 minutes past 7

iii. 5 minutes past 8

iv. 40 minutes past 4

27.

Sujata left home 6:30 and returned at 11. How much time did she spend away from home?

Answer»
Hrs.Min
11 – 600 30
430

∴ 4 hrs. 30 min. spent away from home.

28.

The time below is given by the 12 hour clock. Write the same by the 24 hour clock. (1) 30 minutes past 10 in the morning – (2) 10 minutes past 8 in the morning – (3) 20 minutes past 1 in the afternoon – (4) 40 minutes past 5 in the evening –

Answer»

(1) [10:30] 

(2) [8:10] 

(3) [13:20] 

(4) [17:40]

29.

A play that was to start at nine fifteen at night was delayed by half an hour because of a power outage. What time did the play start?

Answer»
Hrs.Min.
9 + 15
30
945

∴ Play started 9:45 at night

30.

Write the time shown in each clock in the box given below it.

Answer»

(1) 15 minutes past 6

(2) 30 minutes past 9

31.

A government office opens at 7 in the morning and closes at 3 in the afternoon. How long is this office open?

Answer»
Hrs.Min.
15
– 7
00 Closing time
00 Opening time
800

∴ Office remain open for 8 hours

32.

A speech that started at 4:20 in the afternoon ended at 5:45. How long was the speech?

Answer»
Hrs.Min.
5 + 44.5 20
125

∴ Speech was for 1 hr. 25 min.

33.

If Abdul started working on the computer at 11 in the morning and finished his work at 3:30 in the afternoon, how long did he work?

Answer»

Method 1 :

From 11 in the morning to 12 noon, it is 1 hour.

From 12 noon to 3:30 in the afternoon, it is 3 hours and 30 minutes. Therefore, the total time is 4 hours and 30 minutes.

Method 2 :

According to the 24 hour clock, 11’o’clock in the morning is 11:00 and 3:30 in the afternoon is 15:30.

HrMin
15 – 1130 00
430

Abdul worked for a total of 4 hours and thirty minutes, or four and a half hours.

34.

If a train leaves Mumbai at ten-fifteen at night and reaches Nagpur at one forty the next afternoon, how long does the journey take?

Answer»

Ten fifteen at night to 12 mid night is

Hrs.Min.
12 -100015
145

12 mid night to next 1:40 afternoon = 13 hours 40 minutes

Total times

Hrs.Min.
1 + 1345 40
1525

∴ Total time of the journey is 15 hrs. 25 min: