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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 586 · 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 15 minutes before 4:50? (a) 3:35 (b) 5:35 (c) 4:45 (d) 4:35
  2. 2.What time will it be 25 minutes after 9:00? (a) 10:25 (b) 9:15 (c) 9:25 (d) 8:25
  3. 3.A film starts at 8:50 and ends at 9:35. How long is the film? (a) 1 h 45 min (b) 45 min (c) 55 min (d) 35 min
  4. 4.What time was it 20 minutes before 11:15? (a) 11:55 (b) 11:05 (c) 10:55 (d) 9:55
  5. 5.What time will it be 25 minutes after 2:45? (a) 2:10 (b) 4:10 (c) 3:00 (d) 3:10
  6. 6.A film starts at 4:35 and ends at 6:40. How long is the film? (a) 1 h 5 min (b) 2 h 5 min (c) 2 h 15 min (d) 3 h 5 min
  7. 7.A film starts at 8:35 and ends at 11:25. How long is the film? (a) 1 h 50 min (b) 2 h 50 min (c) 3 h (d) 3 h 50 min
  8. 8.A film starts at 2:45 and ends at 3:45. How long is the film? (a) 50 min (b) 2 h (c) 1 h 10 min (d) 1 h
  9. 9.A film starts at 7:20 and ends at 10:15. How long is the film? (a) 3 h 55 min (b) 3 h 5 min (c) 1 h 55 min (d) 2 h 55 min
  10. 10.What time was it 25 minutes before 4:20? (a) 3:55 (b) 4:05 (c) 4:55 (d) 2:55
  11. 11.What time was it 15 minutes before 6:10? (a) 4:55 (b) 6:55 (c) 5:55 (d) 6:05
  12. 12.What time will it be 20 minutes after 3:00? (a) 4:20 (b) 2:20 (c) 3:10 (d) 3:20
  13. 13.What time was it 20 minutes before 2:20? (a) 2:00 (b) 3:00 (c) 1:00 (d) 2:10
  14. 14.What time will it be 45 minutes after 3:55? (a) 4:30 (b) 5:40 (c) 4:40 (d) 3:40
  15. 15.What time was it 35 minutes before 3:00? (a) 2:25 (b) 1:25 (c) 3:25 (d) 2:35
  16. 16.What time will it be 15 minutes after 3:20? (a) 3:25 (b) 2:35 (c) 4:35 (d) 3:35
  17. 17.What time will it be 50 minutes after 1:00? (a) 1:40 (b) 1:50 (c) 2:50 (d) 2:00
  18. 18.A film starts at 8:15 and ends at 8:55. How long is the film? (a) 50 min (b) 1 h 40 min (c) 40 min (d) 30 min
  19. 19.What time will it be 35 minutes after 9:45? (a) 10:20 (b) 10:10 (c) 11:20 (d) 9:20
  20. 20.A film starts at 6:20 and ends at 7:45. How long is the film? (a) 25 min (b) 2 h 25 min (c) 1 h 35 min (d) 1 h 25 min
  21. 21.What time was it 45 minutes before 3:10? (a) 2:25 (b) 2:35 (c) 1:25 (d) 3:25
  22. 22.What time was it 50 minutes before 5:40? (a) 4:50 (b) 5:50 (c) 3:50 (d) 5:00
  23. 23.A film starts at 5:45 and ends at 7:45. How long is the film? (a) 2 h 10 min (b) 1 h (c) 2 h (d) 3 h
  24. 24.A film starts at 5:15 and ends at 5:40. How long is the film? (a) 35 min (b) 25 min (c) 15 min (d) 1 h 25 min
  25. 25.A film starts at 8:00 and ends at 8:35. How long is the film? (a) 1 h 35 min (b) 45 min (c) 25 min (d) 35 min
  26. 26.What time will it be 55 minutes after 5:10? (a) 5:55 (b) 7:05 (c) 5:05 (d) 6:05
  27. 27.A film starts at 6:10 and ends at 7:40. How long is the film? (a) 1 h 40 min (b) 30 min (c) 2 h 30 min (d) 1 h 30 min
  28. 28.What time was it 15 minutes before 7:15? (a) 6:00 (b) 7:10 (c) 7:00 (d) 8:00
  29. 29.What time will it be 15 minutes after 2:05? (a) 3:20 (b) 1:20 (c) 2:20 (d) 2:10
  30. 30.What time will it be 35 minutes after 6:10? (a) 5:45 (b) 6:45 (c) 6:35 (d) 7:45
  31. 31.What time will it be 15 minutes after 1:40? (a) 1:55 (b) 1:45 (c) 2:55 (d) 2:05
  32. 32.What time was it 15 minutes before 5:10? (a) 5:05 (b) 3:55 (c) 5:55 (d) 4:55
  33. 33.A film starts at 4:05 and ends at 5:10. How long is the film? (a) 1 h 15 min (b) 1 h 5 min (c) 2 h 5 min (d) 5 min
  34. 34.A film starts at 2:10 and ends at 3:45. How long is the film? (a) 35 min (b) 1 h 35 min (c) 1 h 45 min (d) 2 h 35 min
  35. 35.What time will it be 30 minutes after 7:45? (a) 7:15 (b) 8:05 (c) 8:15 (d) 9:15
  36. 36.What time will it be 50 minutes after 7:15? (a) 7:05 (b) 7:55 (c) 9:05 (d) 8:05
  37. 37.What time was it 55 minutes before 9:45? (a) 7:50 (b) 9:50 (c) 9:00 (d) 8:50
  38. 38.A film starts at 8:20 and ends at 9:50. How long is the film? (a) 1 h 30 min (b) 30 min (c) 1 h 40 min (d) 2 h 30 min
  39. 39.What time was it 15 minutes before 4:35? (a) 4:30 (b) 5:20 (c) 3:20 (d) 4:20
  40. 40.A film starts at 2:20 and ends at 3:50. How long is the film? (a) 2 h 30 min (b) 1 h 40 min (c) 1 h 30 min (d) 30 min

Answer key

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

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