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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 465 · 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 2:35? (a) 2:15 (b) 1:15 (c) 2:25 (d) 3:15
  2. 2.A film starts at 6:10 and ends at 6:35. How long is the film? (a) 15 min (b) 35 min (c) 1 h 25 min (d) 25 min
  3. 3.What time will it be 15 minutes after 4:15? (a) 5:30 (b) 3:30 (c) 4:30 (d) 4:20
  4. 4.A film starts at 4:20 and ends at 6:25. 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
  5. 5.What time will it be 55 minutes after 3:40? (a) 4:25 (b) 5:35 (c) 4:35 (d) 3:35
  6. 6.What time was it 50 minutes before 5:15? (a) 3:25 (b) 4:25 (c) 4:35 (d) 5:25
  7. 7.What time will it be 50 minutes after 4:30? (a) 6:20 (b) 5:20 (c) 4:20 (d) 5:10
  8. 8.What time was it 20 minutes before 11:40? (a) 11:20 (b) 10:20 (c) 11:30 (d) 12:20
  9. 9.A film starts at 2:35 and ends at 5:05. How long is the film? (a) 3 h 30 min (b) 2 h 40 min (c) 2 h 30 min (d) 1 h 30 min
  10. 10.What time was it 15 minutes before 5:45? (a) 5:40 (b) 5:30 (c) 4:30 (d) 6:30
  11. 11.A film starts at 3:50 and ends at 6:45. How long is the film? (a) 3 h 5 min (b) 1 h 55 min (c) 3 h 55 min (d) 2 h 55 min
  12. 12.A film starts at 6:25 and ends at 7:05. How long is the film? (a) 1 h 40 min (b) 50 min (c) 40 min (d) 30 min
  13. 13.What time was it 25 minutes before 6:55? (a) 6:30 (b) 6:40 (c) 7:30 (d) 5:30
  14. 14.A film starts at 2:35 and ends at 3:55. How long is the film? (a) 1 h 20 min (b) 1 h 30 min (c) 20 min (d) 2 h 20 min
  15. 15.What time was it 45 minutes before 4:20? (a) 2:35 (b) 3:35 (c) 4:35 (d) 3:45
  16. 16.What time will it be 20 minutes after 6:55? (a) 6:15 (b) 8:15 (c) 7:05 (d) 7:15
  17. 17.What time was it 50 minutes before 8:25? (a) 7:35 (b) 7:45 (c) 8:35 (d) 6:35
  18. 18.A film starts at 7:15 and ends at 8:15. How long is the film? (a) 2 h (b) 1 h 10 min (c) 1 h (d) 50 min
  19. 19.What time will it be 40 minutes after 3:25? (a) 4:05 (b) 5:05 (c) 3:55 (d) 3:05
  20. 20.What time was it 15 minutes before 5:00? (a) 5:45 (b) 4:55 (c) 3:45 (d) 4:45
  21. 21.A film starts at 1:00 and ends at 3:05. How long is the film? (a) 2 h 15 min (b) 1 h 5 min (c) 2 h 5 min (d) 3 h 5 min
  22. 22.A film starts at 1:35 and ends at 3:15. How long is the film? (a) 1 h 40 min (b) 2 h 40 min (c) 40 min (d) 1 h 50 min
  23. 23.A film starts at 6:40 and ends at 7:15. How long is the film? (a) 45 min (b) 35 min (c) 1 h 35 min (d) 25 min
  24. 24.A film starts at 2:30 and ends at 2:50. How long is the film? (a) 30 min (b) 10 min (c) 1 h 20 min (d) 20 min
  25. 25.What time was it 45 minutes before 3:20? (a) 1:35 (b) 3:35 (c) 2:45 (d) 2:35
  26. 26.A film starts at 2:50 and ends at 4:25. How long is the film? (a) 1 h 35 min (b) 2 h 35 min (c) 35 min (d) 1 h 45 min
  27. 27.A film starts at 8:05 and ends at 11:00. How long is the film? (a) 3 h 5 min (b) 2 h 55 min (c) 3 h 55 min (d) 1 h 55 min
  28. 28.A film starts at 5:25 and ends at 6:00. How long is the film? (a) 25 min (b) 1 h 35 min (c) 35 min (d) 45 min
  29. 29.What time will it be 35 minutes after 2:20? (a) 3:55 (b) 1:55 (c) 2:45 (d) 2:55
  30. 30.What time was it 55 minutes before 11:05? (a) 9:10 (b) 11:10 (c) 10:10 (d) 10:20
  31. 31.A film starts at 2:55 and ends at 4:05. How long is the film? (a) 1 h 20 min (b) 2 h 10 min (c) 1 h 10 min (d) 10 min
  32. 32.What time will it be 45 minutes after 5:10? (a) 5:45 (b) 4:55 (c) 5:55 (d) 6:55
  33. 33.What time will it be 35 minutes after 7:35? (a) 8:00 (b) 8:10 (c) 9:10 (d) 7:10
  34. 34.What time will it be 50 minutes after 6:50? (a) 7:40 (b) 8:40 (c) 6:40 (d) 7:30
  35. 35.What time will it be 25 minutes after 6:00? (a) 6:25 (b) 6:15 (c) 7:25 (d) 5:25
  36. 36.A film starts at 6:00 and ends at 7:45. How long is the film? (a) 2 h 45 min (b) 1 h 45 min (c) 1 h 55 min (d) 45 min
  37. 37.What time was it 15 minutes before 9:00? (a) 7:45 (b) 9:45 (c) 8:45 (d) 8:55
  38. 38.What time was it 20 minutes before 2:15? (a) 2:05 (b) 2:55 (c) 1:55 (d) 1:45
  39. 39.What time will it be 50 minutes after 2:45? (a) 3:35 (b) 3:25 (c) 2:35 (d) 4:35
  40. 40.What time will it be 55 minutes after 2:20? (a) 3:15 (b) 3:05 (c) 2:15 (d) 4:15

Answer key

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

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