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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 589 · 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 40 minutes before 2:00? (a) 2:20 (b) 1:30 (c) 1:10 (d) 1:20
  2. 2.What time will it be 40 minutes after 4:20? (a) 6:00 (b) 4:50 (c) 5:00 (d) 4:00
  3. 3.What time was it 20 minutes before 9:00? (a) 9:40 (b) 8:50 (c) 7:40 (d) 8:40
  4. 4.What time was it 25 minutes before 7:05? (a) 5:40 (b) 6:50 (c) 7:40 (d) 6:40
  5. 5.A film starts at 1:45 and ends at 4:25. How long is the film? (a) 1 h 40 min (b) 3 h 40 min (c) 2 h 50 min (d) 2 h 40 min
  6. 6.What time was it 25 minutes before 7:00? (a) 5:35 (b) 6:45 (c) 7:35 (d) 6:35
  7. 7.What time will it be 45 minutes after 2:50? (a) 3:35 (b) 4:35 (c) 2:35 (d) 3:25
  8. 8.What time was it 20 minutes before 8:30? (a) 7:10 (b) 8:20 (c) 8:10 (d) 9:10
  9. 9.A film starts at 4:15 and ends at 6:20. How long is the film? (a) 2 h 5 min (b) 3 h 5 min (c) 1 h 5 min (d) 2 h 15 min
  10. 10.What time will it be 35 minutes after 8:45? (a) 8:20 (b) 10:20 (c) 9:20 (d) 9:10
  11. 11.What time was it 55 minutes before 5:50? (a) 5:55 (b) 5:05 (c) 4:55 (d) 3:55
  12. 12.What time will it be 25 minutes after 5:55? (a) 5:20 (b) 6:20 (c) 7:20 (d) 6:10
  13. 13.What time will it be 15 minutes after 2:20? (a) 2:35 (b) 1:35 (c) 2:25 (d) 3:35
  14. 14.A film starts at 6:30 and ends at 8:30. How long is the film? (a) 1 h (b) 2 h 10 min (c) 3 h (d) 2 h
  15. 15.What time was it 45 minutes before 3:15? (a) 1:30 (b) 3:30 (c) 2:30 (d) 2:40
  16. 16.What time will it be 30 minutes after 3:05? (a) 2:35 (b) 3:25 (c) 4:35 (d) 3:35
  17. 17.What time was it 50 minutes before 2:50? (a) 1:00 (b) 2:10 (c) 3:00 (d) 2:00
  18. 18.What time was it 55 minutes before 2:55? (a) 1:00 (b) 3:00 (c) 2:00 (d) 2:10
  19. 19.What time was it 30 minutes before 8:35? (a) 9:05 (b) 8:15 (c) 8:05 (d) 7:05
  20. 20.A film starts at 8:50 and ends at 10:20. How long is the film? (a) 30 min (b) 2 h 30 min (c) 1 h 40 min (d) 1 h 30 min
  21. 21.What time will it be 15 minutes after 9:15? (a) 9:30 (b) 8:30 (c) 9:20 (d) 10:30
  22. 22.What time was it 35 minutes before 9:40? (a) 9:05 (b) 9:15 (c) 10:05 (d) 8:05
  23. 23.What time was it 15 minutes before 3:15? (a) 3:00 (b) 4:00 (c) 3:10 (d) 2:00
  24. 24.What time will it be 15 minutes after 2:35? (a) 1:50 (b) 3:50 (c) 2:50 (d) 2:40
  25. 25.A film starts at 1:45 and ends at 3:10. How long is the film? (a) 25 min (b) 1 h 35 min (c) 2 h 25 min (d) 1 h 25 min
  26. 26.What time was it 25 minutes before 8:55? (a) 8:40 (b) 7:30 (c) 9:30 (d) 8:30
  27. 27.A film starts at 3:10 and ends at 5:00. How long is the film? (a) 2 h (b) 1 h 50 min (c) 2 h 50 min (d) 50 min
  28. 28.A film starts at 8:50 and ends at 11:05. How long is the film? (a) 2 h 25 min (b) 1 h 15 min (c) 2 h 15 min (d) 3 h 15 min
  29. 29.What time will it be 50 minutes after 8:55? (a) 9:35 (b) 9:45 (c) 8:45 (d) 10:45
  30. 30.What time was it 15 minutes before 9:05? (a) 7:50 (b) 9:50 (c) 8:50 (d) 9:00
  31. 31.What time will it be 45 minutes after 9:00? (a) 9:45 (b) 8:45 (c) 9:35 (d) 10:45
  32. 32.A film starts at 6:10 and ends at 6:50. How long is the film? (a) 1 h 40 min (b) 50 min (c) 40 min (d) 30 min
  33. 33.What time will it be 45 minutes after 1:05? (a) 1:50 (b) 2:00 (c) 2:50 (d) 1:40
  34. 34.What time will it be 25 minutes after 8:55? (a) 8:20 (b) 9:10 (c) 10:20 (d) 9:20
  35. 35.A film starts at 1:25 and ends at 3:40. How long is the film? (a) 2 h 25 min (b) 1 h 15 min (c) 2 h 15 min (d) 3 h 15 min
  36. 36.What time will it be 55 minutes after 2:35? (a) 2:30 (b) 3:20 (c) 3:30 (d) 4:30
  37. 37.A film starts at 3:15 and ends at 4:25. How long is the film? (a) 1 h 10 min (b) 2 h 10 min (c) 1 h 20 min (d) 10 min
  38. 38.What time will it be 55 minutes after 8:50? (a) 10:45 (b) 9:35 (c) 9:45 (d) 8:45
  39. 39.What time was it 50 minutes before 6:50? (a) 6:10 (b) 6:00 (c) 7:00 (d) 5:00
  40. 40.What time was it 35 minutes before 5:00? (a) 4:25 (b) 4:35 (c) 3:25 (d) 5:25

Answer key

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

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