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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 650 · 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 will it be 20 minutes after 3:20? (a) 3:30 (b) 4:40 (c) 2:40 (d) 3:40
  2. 2.What time was it 30 minutes before 4:45? (a) 4:25 (b) 4:15 (c) 5:15 (d) 3:15
  3. 3.A film starts at 3:55 and ends at 5:05. How long is the film? (a) 10 min (b) 2 h 10 min (c) 1 h 10 min (d) 1 h 20 min
  4. 4.What time will it be 20 minutes after 2:00? (a) 3:20 (b) 2:10 (c) 2:20 (d) 1:20
  5. 5.What time will it be 30 minutes after 6:35? (a) 6:05 (b) 7:05 (c) 6:55 (d) 8:05
  6. 6.What time was it 30 minutes before 6:25? (a) 6:05 (b) 5:55 (c) 6:55 (d) 4:55
  7. 7.A film starts at 2:05 and ends at 3:35. How long is the film? (a) 2 h 30 min (b) 1 h 40 min (c) 30 min (d) 1 h 30 min
  8. 8.What time will it be 25 minutes after 10:30? (a) 10:45 (b) 9:55 (c) 11:55 (d) 10:55
  9. 9.A film starts at 5:05 and ends at 8:05. How long is the film? (a) 4 h (b) 3 h (c) 2 h (d) 3 h 10 min
  10. 10.What time was it 45 minutes before 11:15? (a) 10:40 (b) 10:30 (c) 11:30 (d) 9:30
  11. 11.What time was it 35 minutes before 4:40? (a) 4:15 (b) 3:05 (c) 4:05 (d) 5:05
  12. 12.What time will it be 30 minutes after 1:35? (a) 3:05 (b) 1:55 (c) 2:05 (d) 1:05
  13. 13.What time will it be 55 minutes after 1:50? (a) 1:45 (b) 2:45 (c) 2:35 (d) 3:45
  14. 14.What time will it be 30 minutes after 4:00? (a) 3:30 (b) 4:30 (c) 4:20 (d) 5:30
  15. 15.What time will it be 20 minutes after 6:10? (a) 6:20 (b) 6:30 (c) 7:30 (d) 5:30
  16. 16.What time was it 50 minutes before 3:20? (a) 2:40 (b) 1:30 (c) 3:30 (d) 2:30
  17. 17.What time was it 55 minutes before 3:00? (a) 1:05 (b) 2:05 (c) 2:15 (d) 3:05
  18. 18.A film starts at 5:30 and ends at 6:25. How long is the film? (a) 1 h 5 min (b) 1 h 55 min (c) 55 min (d) 45 min
  19. 19.A film starts at 5:45 and ends at 7:15. How long is the film? (a) 1 h 40 min (b) 1 h 30 min (c) 2 h 30 min (d) 30 min
  20. 20.A film starts at 2:25 and ends at 3:20. How long is the film? (a) 45 min (b) 1 h 55 min (c) 1 h 5 min (d) 55 min
  21. 21.A film starts at 1:25 and ends at 4:15. How long is the film? (a) 3 h 50 min (b) 1 h 50 min (c) 3 h (d) 2 h 50 min
  22. 22.A film starts at 5:15 and ends at 7:25. How long is the film? (a) 3 h 10 min (b) 1 h 10 min (c) 2 h 20 min (d) 2 h 10 min
  23. 23.A film starts at 8:50 and ends at 9:35. How long is the film? (a) 1 h 45 min (b) 35 min (c) 45 min (d) 55 min
  24. 24.A film starts at 1:20 and ends at 3:50. How long is the film? (a) 3 h 30 min (b) 2 h 30 min (c) 2 h 40 min (d) 1 h 30 min
  25. 25.A film starts at 8:45 and ends at 9:35. How long is the film? (a) 40 min (b) 50 min (c) 1 h 50 min (d) 1 h
  26. 26.A film starts at 1:50 and ends at 3:30. How long is the film? (a) 2 h 40 min (b) 40 min (c) 1 h 50 min (d) 1 h 40 min
  27. 27.A film starts at 5:55 and ends at 8:00. How long is the film? (a) 3 h 5 min (b) 2 h 5 min (c) 1 h 5 min (d) 2 h 15 min
  28. 28.What time will it be 25 minutes after 3:15? (a) 3:30 (b) 4:40 (c) 2:40 (d) 3:40
  29. 29.What time will it be 45 minutes after 6:10? (a) 5:55 (b) 6:45 (c) 7:55 (d) 6:55
  30. 30.What time was it 15 minutes before 4:45? (a) 3:30 (b) 4:40 (c) 4:30 (d) 5:30
  31. 31.What time will it be 15 minutes after 2:30? (a) 1:45 (b) 2:35 (c) 3:45 (d) 2:45
  32. 32.What time will it be 30 minutes after 5:25? (a) 6:55 (b) 4:55 (c) 5:55 (d) 5:45
  33. 33.What time will it be 15 minutes after 6:25? (a) 6:30 (b) 6:40 (c) 5:40 (d) 7:40
  34. 34.What time was it 30 minutes before 7:20? (a) 7:50 (b) 6:50 (c) 5:50 (d) 7:00
  35. 35.What time was it 45 minutes before 4:10? (a) 4:25 (b) 2:25 (c) 3:25 (d) 3:35
  36. 36.What time will it be 20 minutes after 8:50? (a) 10:10 (b) 9:00 (c) 8:10 (d) 9:10
  37. 37.What time will it be 40 minutes after 10:30? (a) 10:10 (b) 12:10 (c) 11:00 (d) 11:10
  38. 38.A film starts at 3:55 and ends at 5:50. How long is the film? (a) 2 h 5 min (b) 55 min (c) 2 h 55 min (d) 1 h 55 min
  39. 39.A film starts at 5:35 and ends at 6:30. How long is the film? (a) 1 h 5 min (b) 55 min (c) 45 min (d) 1 h 55 min
  40. 40.What time will it be 25 minutes after 4:55? (a) 6:20 (b) 5:10 (c) 4:20 (d) 5:20

Answer key

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

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