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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 234 · 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 55 minutes before 3:10? (a) 2:15 (b) 3:15 (c) 2:25 (d) 1:15
  2. 2.A film starts at 5:00 and ends at 7:50. How long is the film? (a) 3 h (b) 1 h 50 min (c) 3 h 50 min (d) 2 h 50 min
  3. 3.What time was it 45 minutes before 8:30? (a) 7:55 (b) 8:45 (c) 7:45 (d) 6:45
  4. 4.What time will it be 45 minutes after 2:45? (a) 2:30 (b) 4:30 (c) 3:20 (d) 3:30
  5. 5.What time was it 45 minutes before 9:25? (a) 9:40 (b) 8:40 (c) 7:40 (d) 8:50
  6. 6.A film starts at 1:15 and ends at 1:40. How long is the film? (a) 15 min (b) 35 min (c) 25 min (d) 1 h 25 min
  7. 7.What time was it 55 minutes before 7:15? (a) 5:20 (b) 7:20 (c) 6:20 (d) 6:30
  8. 8.A film starts at 5:20 and ends at 6:00. How long is the film? (a) 30 min (b) 1 h 40 min (c) 40 min (d) 50 min
  9. 9.What time will it be 20 minutes after 1:55? (a) 1:15 (b) 3:15 (c) 2:15 (d) 2:05
  10. 10.What time will it be 40 minutes after 6:45? (a) 6:25 (b) 8:25 (c) 7:25 (d) 7:15
  11. 11.What time was it 55 minutes before 8:40? (a) 7:45 (b) 7:55 (c) 8:45 (d) 6:45
  12. 12.What time will it be 45 minutes after 3:30? (a) 4:15 (b) 3:15 (c) 5:15 (d) 4:05
  13. 13.What time was it 15 minutes before 4:35? (a) 5:20 (b) 4:20 (c) 4:30 (d) 3:20
  14. 14.A film starts at 2:15 and ends at 4:45. How long is the film? (a) 2 h 40 min (b) 3 h 30 min (c) 1 h 30 min (d) 2 h 30 min
  15. 15.What time was it 45 minutes before 8:40? (a) 8:55 (b) 6:55 (c) 8:05 (d) 7:55
  16. 16.What time was it 50 minutes before 10:30? (a) 9:50 (b) 9:40 (c) 10:40 (d) 8:40
  17. 17.A film starts at 7:25 and ends at 9:05. How long is the film? (a) 1 h 50 min (b) 1 h 40 min (c) 40 min (d) 2 h 40 min
  18. 18.A film starts at 3:10 and ends at 5:55. How long is the film? (a) 1 h 45 min (b) 3 h 45 min (c) 2 h 55 min (d) 2 h 45 min
  19. 19.What time will it be 45 minutes after 10:35? (a) 11:10 (b) 11:20 (c) 10:20 (d) 12:20
  20. 20.A film starts at 4:25 and ends at 4:45. How long is the film? (a) 10 min (b) 1 h 20 min (c) 20 min (d) 30 min
  21. 21.What time was it 45 minutes before 7:05? (a) 5:20 (b) 6:20 (c) 6:30 (d) 7:20
  22. 22.A film starts at 8:35 and ends at 9:00. How long is the film? (a) 15 min (b) 35 min (c) 25 min (d) 1 h 25 min
  23. 23.A film starts at 1:40 and ends at 3:35. How long is the film? (a) 2 h 5 min (b) 2 h 55 min (c) 1 h 55 min (d) 55 min
  24. 24.What time was it 40 minutes before 2:55? (a) 1:15 (b) 2:25 (c) 3:15 (d) 2:15
  25. 25.What time was it 20 minutes before 4:15? (a) 4:05 (b) 4:55 (c) 2:55 (d) 3:55
  26. 26.What time will it be 25 minutes after 2:40? (a) 4:05 (b) 2:05 (c) 2:55 (d) 3:05
  27. 27.What time was it 55 minutes before 2:25? (a) 1:20 (b) 2:30 (c) 1:40 (d) 1:30
  28. 28.What time was it 50 minutes before 10:25? (a) 8:35 (b) 9:35 (c) 9:45 (d) 10:35
  29. 29.What time will it be 30 minutes after 8:20? (a) 8:50 (b) 9:50 (c) 8:40 (d) 7:50
  30. 30.A film starts at 7:15 and ends at 10:10. How long is the film? (a) 3 h 5 min (b) 3 h 55 min (c) 2 h 55 min (d) 1 h 55 min
  31. 31.A film starts at 3:30 and ends at 4:05. How long is the film? (a) 25 min (b) 35 min (c) 1 h 35 min (d) 45 min
  32. 32.What time was it 40 minutes before 6:50? (a) 6:20 (b) 5:10 (c) 6:10 (d) 7:10
  33. 33.What time will it be 20 minutes after 4:00? (a) 5:20 (b) 4:10 (c) 4:20 (d) 3:20
  34. 34.A film starts at 6:30 and ends at 8:10. How long is the film? (a) 2 h 40 min (b) 1 h 50 min (c) 40 min (d) 1 h 40 min
  35. 35.What time will it be 30 minutes after 2:00? (a) 1:30 (b) 3:30 (c) 2:30 (d) 2:20
  36. 36.What time was it 45 minutes before 2:10? (a) 1:15 (b) 2:25 (c) 1:25 (d) 1:35
  37. 37.What time was it 40 minutes before 2:15? (a) 1:45 (b) 1:35 (c) 2:35 (d) 1:25
  38. 38.What time will it be 55 minutes after 10:50? (a) 10:45 (b) 12:45 (c) 11:35 (d) 11:45
  39. 39.A film starts at 2:35 and ends at 3:30. How long is the film? (a) 1 h 5 min (b) 55 min (c) 1 h 55 min (d) 45 min
  40. 40.What time was it 15 minutes before 9:45? (a) 9:30 (b) 10:30 (c) 9:40 (d) 8:30

Answer key

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

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