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CBSE · Class 5 · Mathematics

Racing Seconds

Standard difficulty · 20 questions · 40 marks

Name: Date: Score: ____ / 40

Show your working for Sections B and C. Answers are on the last page — try every question first!

Section A — Choose the correct answer8 × 1 = 8 marks
1.
2 h 21 min = ? minutes
  1. 201 minutes
  2. 81 minutes
  3. 141 minutes
  4. 221 minutes
2.
2 min 19 s = ? seconds
  1. 139 seconds
  2. 79 seconds
  3. 219 seconds
  4. 199 seconds
3.
824 seconds =
  1. 13 min 54 s
  2. 14 min 44 s
  3. 13 min 44 s
  4. 12 min 44 s
4.
6:35 p.m. in 24-hour time is:
  1. 19:35 hours
  2. 06:35 hours
  3. 18:35 hours
  4. 17:35 hours
5.
1 minute =
  1. 30 seconds
  2. 100 seconds
  3. 60 seconds
  4. 10 seconds
6.
A show starts at 2:45 p.m. and lasts 3 h. When does it end?
  1. 5:45 p.m.
  2. 6:45 p.m.
  3. 5:35 p.m.
  4. 5:55 p.m.
7.
How long is it from 12:36 p.m. to 2:48 p.m.?
  1. 2 h 22 min
  2. 3 h 12 min
  3. 2 h 12 min
  4. 1 h 32 min
8.
Which unit would you use to time taking a bath?
  1. Days
  2. Seconds
  3. Hours
  4. Minutes
Section B — Short answer8 × 2 = 16 marks
9.
Write 541 minutes in hours and minutes.
10.
Write 1,238 seconds in minutes and seconds.
11.
Write 08:40 hours as an a.m. or p.m. time.
12.
A match ended at 2:50 p.m. after lasting 1 h 15 min. When did it start?
13.
A night bus leaves at 11:50 p.m. and the journey takes 7 h 40 min. When does it arrive?
14.
Neel took 3 min 40 s, Riya took 3 min 27 s and Zoya took 1 min 14 s to finish a puzzle. Who took the longest? By how much more than the quickest?
15.
A stopwatch shows 01:38 (minutes:seconds). How many seconds is that?
16.
Add: 2 h 55 min + 4 h 45 min
Section C — Word problems4 × 4 = 16 marks
17.
A train leaves Agra at 12:25 hours and reaches Surat at 15:50 hours. (a) How long is the journey in hours and minutes? (b) In minutes? (c) One day it arrives 45 minutes late. Write the arrival time in a.m./p.m.
18.
In a cycle race the times were: Lata 1 min 48 s, Riya 5 min 12 s, Joseph 2 min 54 s, Susie 3 min 1 s. (a) Write each time in seconds. (b) Who won? (c) By how many seconds did the winner beat the last rider?
19.
School starts at 7:45 a.m., and there are 4 periods of 35 minutes, a 30-minute break, then 4 more periods of 35 minutes. (a) When does the break start? (b) When does school end? (c) Write the end time in 24-hour time.
20.
A film starts at 8:40 p.m. and runs for 2 h 40 min. (a) When does it end? (b) Write the end time in 24-hour time. (c) How many minutes long is the film?
AmbifulWorksheets
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CBSE · Class 5 · Mathematics

Answer key

Racing Seconds · AW-5M-SEC-2026-V1 · For parents — fold back or tear off before handing the sheet to your child.

QAnswerWorking
1(c) 141 minutes2 h = 120 min; add 21
2(a) 139 seconds2 min = 120 s; add 19
3(c) 13 min 44 s824 ÷ 60 = 13 remainder 44
4(c) 18:35 hoursadd 12 to the hours for p.m. times (after 1 p.m.)
5(c) 60 seconds—
6(a) 5:45 p.m.2:45 p.m. + 3 h
7(c) 2 h 12 mincount on to the next hour, then on to the end
8(d) Minutes—
99 h 1 min541 ÷ 60 = 9 remainder 1
1020 min 38 s1,238 ÷ 60 = 20 remainder 38
118:40 a.m.—
121:35 p.m.2:50 p.m. − 1 h 15 min
137:30 a.m.the time goes past midnight into a.m.
14Neel; 2 min 26 sin seconds: 220, 207, 74
1598 seconds1 × 60 + 38
167 h 40 min55 + 45 = 100 min = 1 h 40 min
17(a) 3 h 25 min; (b) 205 minutes; (c) 4:35 p.m.—
18(a) Lata 108 s, Riya 312 s, Joseph 174 s, Susie 181 s; (b) Lata; (c) 204 secondsthe shortest time wins
19(a) 10:05 a.m.; (b) 12:55 p.m.; (c) 12:55 hours4 × 35 = 140 min
20(a) 11:20 p.m.; (b) 23:20 hours; (c) 160 minutes—