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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 262 · 40 questions
TalentJR

How to solve it (Jump to the hour): Minutes after: jump to the next full hour, then add the minutes that are left. Minutes before: jump back to the full hour, then go back the rest. How long: change both times to minutes, take away, then change back to hours and minutes (60 minutes = 1 hour).

NameDateTime takenScore ___ / 40
  1. 1.What time was it 20 minutes before 3:30? (a) 2:10 (b) 3:20 (c) 3:10 (d) 4:10
  2. 2.What time will it be 15 minutes after 1:15? (a) 1:20 (b) 2:30 (c) 1:30 (d) 1:40
  3. 3.A film starts at 1:15 and ends at 2:15. How long is the film? (a) 2 h (b) 50 min (c) 1 h 10 min (d) 1 h
  4. 4.What time was it 45 minutes before 5:10? (a) 3:25 (b) 4:35 (c) 5:25 (d) 4:25
  5. 5.A film starts at 7:10 and ends at 8:10. How long is the film? (a) 1 h (b) 2 h (c) 1 h 10 min (d) 50 min
  6. 6.What time was it 25 minutes before 10:50? (a) 9:25 (b) 11:25 (c) 10:35 (d) 10:25
  7. 7.What time will it be 35 minutes after 2:00? (a) 3:35 (b) 2:25 (c) 1:35 (d) 2:35
  8. 8.What time was it 55 minutes before 4:15? (a) 3:30 (b) 3:20 (c) 4:20 (d) 2:20
  9. 9.What time will it be 15 minutes after 4:35? (a) 5:50 (b) 3:50 (c) 4:40 (d) 4:50
  10. 10.A film starts at 1:05 and ends at 3:05. How long is the film? (a) 2 h (b) 3 h (c) 1 h (d) 2 h 10 min
  11. 11.A film starts at 7:45 and ends at 8:50. How long is the film? (a) 1 h 15 min (b) 1 h 5 min (c) 5 min (d) 2 h 5 min
  12. 12.A film starts at 3:25 and ends at 5:45. How long is the film? (a) 3 h 20 min (b) 1 h 20 min (c) 2 h 30 min (d) 2 h 20 min
  13. 13.What time was it 50 minutes before 9:55? (a) 9:05 (b) 10:05 (c) 8:05 (d) 9:15
  14. 14.What time will it be 40 minutes after 7:00? (a) 8:40 (b) 6:40 (c) 7:30 (d) 7:40
  15. 15.A film starts at 3:35 and ends at 4:40. How long is the film? (a) 5 min (b) 2 h 5 min (c) 1 h 5 min (d) 1 h 15 min
  16. 16.What time will it be 20 minutes after 8:30? (a) 7:50 (b) 9:50 (c) 8:40 (d) 8:50
  17. 17.What time will it be 50 minutes after 10:45? (a) 12:35 (b) 11:35 (c) 11:25 (d) 10:35
  18. 18.What time was it 35 minutes before 6:15? (a) 6:40 (b) 5:40 (c) 5:50 (d) 4:40
  19. 19.What time will it be 45 minutes after 9:40? (a) 10:15 (b) 9:25 (c) 10:25 (d) 11:25
  20. 20.A film starts at 5:20 and ends at 7:05. How long is the film? (a) 45 min (b) 1 h 55 min (c) 1 h 45 min (d) 2 h 45 min
  21. 21.What time was it 20 minutes before 10:15? (a) 9:55 (b) 8:55 (c) 10:55 (d) 10:05
  22. 22.A film starts at 8:00 and ends at 9:45. How long is the film? (a) 1 h 45 min (b) 1 h 55 min (c) 45 min (d) 2 h 45 min
  23. 23.What time will it be 25 minutes after 3:55? (a) 4:10 (b) 5:20 (c) 4:20 (d) 3:20
  24. 24.What time will it be 15 minutes after 6:45? (a) 6:50 (b) 7:00 (c) 6:00 (d) 8:00
  25. 25.What time was it 45 minutes before 5:35? (a) 5:50 (b) 3:50 (c) 4:50 (d) 5:00
  26. 26.What time was it 40 minutes before 3:05? (a) 3:25 (b) 2:35 (c) 1:25 (d) 2:25
  27. 27.A film starts at 4:45 and ends at 5:05. How long is the film? (a) 30 min (b) 20 min (c) 10 min (d) 1 h 20 min
  28. 28.What time will it be 20 minutes after 1:10? (a) 2:30 (b) 1:20 (c) 1:30 (d) 1:40
  29. 29.What time was it 15 minutes before 3:00? (a) 1:45 (b) 2:45 (c) 2:55 (d) 3:45
  30. 30.What time was it 15 minutes before 10:35? (a) 10:30 (b) 9:20 (c) 11:20 (d) 10:20
  31. 31.What time was it 20 minutes before 2:40? (a) 2:20 (b) 2:30 (c) 1:20 (d) 3:20
  32. 32.What time will it be 40 minutes after 6:00? (a) 5:40 (b) 6:30 (c) 6:40 (d) 7:40
  33. 33.What time will it be 20 minutes after 3:00? (a) 3:10 (b) 2:20 (c) 3:20 (d) 4:20
  34. 34.What time will it be 25 minutes after 10:45? (a) 11:00 (b) 11:10 (c) 12:10 (d) 10:10
  35. 35.A film starts at 5:15 and ends at 6:20. How long is the film? (a) 1 h 5 min (b) 1 h 15 min (c) 5 min (d) 2 h 5 min
  36. 36.What time was it 25 minutes before 3:00? (a) 3:35 (b) 2:45 (c) 1:35 (d) 2:35
  37. 37.What time will it be 20 minutes after 10:25? (a) 9:45 (b) 10:35 (c) 10:45 (d) 11:45
  38. 38.What time was it 40 minutes before 3:30? (a) 3:50 (b) 3:00 (c) 2:50 (d) 1:50
  39. 39.A film starts at 7:55 and ends at 9:55. How long is the film? (a) 3 h (b) 2 h 10 min (c) 1 h (d) 2 h
  40. 40.What time was it 30 minutes before 7:00? (a) 5:30 (b) 7:30 (c) 6:40 (d) 6:30

Answer key

  1. 3:10
  2. 1:30
  3. 1 h
  4. 4:25
  5. 1 h
  6. 10:25
  7. 2:35
  8. 3:20
  9. 4:50
  10. 2 h
  11. 1 h 5 min
  12. 2 h 20 min
  13. 9:05
  14. 7:40
  15. 1 h 5 min
  16. 8:50
  17. 11:35
  18. 5:40
  19. 10:25
  20. 1 h 45 min
  21. 9:55
  22. 1 h 45 min
  23. 4:20
  24. 7:00
  25. 4:50
  26. 2:25
  27. 20 min
  28. 1:30
  29. 2:45
  30. 10:20
  31. 2:20
  32. 6:40
  33. 3:20
  34. 11:10
  35. 1 h 5 min
  36. 2:35
  37. 10:45
  38. 2:50
  39. 2 h
  40. 6:30

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