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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 104 · 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 30 minutes before 6:00? (a) 5:30 (b) 4:30 (c) 6:30 (d) 5:40
  2. 2.A film starts at 6:40 and ends at 8:00. How long is the film? (a) 2 h 20 min (b) 20 min (c) 1 h 30 min (d) 1 h 20 min
  3. 3.What time was it 30 minutes before 10:10? (a) 10:40 (b) 9:40 (c) 9:50 (d) 8:40
  4. 4.What time will it be 30 minutes after 8:45? (a) 10:15 (b) 8:15 (c) 9:15 (d) 9:05
  5. 5.A film starts at 7:30 and ends at 9:20. How long is the film? (a) 50 min (b) 1 h 50 min (c) 2 h 50 min (d) 2 h
  6. 6.What time will it be 50 minutes after 5:30? (a) 6:20 (b) 6:10 (c) 5:20 (d) 7:20
  7. 7.What time was it 50 minutes before 8:20? (a) 7:40 (b) 6:30 (c) 7:30 (d) 8:30
  8. 8.What time was it 55 minutes before 3:45? (a) 3:50 (b) 3:00 (c) 1:50 (d) 2:50
  9. 9.A film starts at 7:25 and ends at 8:35. How long is the film? (a) 2 h 10 min (b) 10 min (c) 1 h 10 min (d) 1 h 20 min
  10. 10.What time was it 55 minutes before 8:55? (a) 9:00 (b) 7:00 (c) 8:10 (d) 8:00
  11. 11.What time was it 25 minutes before 2:15? (a) 1:40 (b) 1:50 (c) 2:00 (d) 2:50
  12. 12.A film starts at 7:55 and ends at 8:15. How long is the film? (a) 30 min (b) 20 min (c) 1 h 20 min (d) 10 min
  13. 13.What time was it 45 minutes before 6:30? (a) 5:55 (b) 5:45 (c) 4:45 (d) 6:45
  14. 14.A film starts at 1:10 and ends at 3:05. How long is the film? (a) 2 h 5 min (b) 1 h 55 min (c) 2 h 55 min (d) 55 min
  15. 15.A film starts at 4:05 and ends at 6:40. How long is the film? (a) 2 h 45 min (b) 1 h 35 min (c) 2 h 35 min (d) 3 h 35 min
  16. 16.What time will it be 50 minutes after 5:05? (a) 6:55 (b) 5:55 (c) 5:45 (d) 4:55
  17. 17.A film starts at 4:20 and ends at 6:00. How long is the film? (a) 40 min (b) 2 h 40 min (c) 1 h 50 min (d) 1 h 40 min
  18. 18.What time will it be 35 minutes after 5:50? (a) 5:25 (b) 6:15 (c) 7:25 (d) 6:25
  19. 19.What time will it be 15 minutes after 5:35? (a) 4:50 (b) 5:40 (c) 5:50 (d) 6:50
  20. 20.What time will it be 15 minutes after 5:15? (a) 4:30 (b) 6:30 (c) 5:30 (d) 5:20
  21. 21.What time was it 25 minutes before 4:10? (a) 3:45 (b) 3:55 (c) 2:45 (d) 4:45
  22. 22.What time will it be 30 minutes after 3:45? (a) 3:15 (b) 4:15 (c) 5:15 (d) 4:05
  23. 23.A film starts at 6:50 and ends at 9:45. How long is the film? (a) 3 h 55 min (b) 2 h 55 min (c) 3 h 5 min (d) 1 h 55 min
  24. 24.A film starts at 6:10 and ends at 7:35. How long is the film? (a) 1 h 25 min (b) 2 h 25 min (c) 25 min (d) 1 h 35 min
  25. 25.A film starts at 1:50 and ends at 2:55. How long is the film? (a) 1 h 15 min (b) 5 min (c) 1 h 5 min (d) 2 h 5 min
  26. 26.What time was it 45 minutes before 4:20? (a) 2:35 (b) 3:45 (c) 4:35 (d) 3:35
  27. 27.What time will it be 50 minutes after 2:00? (a) 2:40 (b) 3:50 (c) 1:50 (d) 2:50
  28. 28.What time will it be 15 minutes after 2:40? (a) 3:55 (b) 2:45 (c) 1:55 (d) 2:55
  29. 29.What time will it be 55 minutes after 7:50? (a) 8:45 (b) 7:45 (c) 8:35 (d) 9:45
  30. 30.What time was it 30 minutes before 6:35? (a) 6:15 (b) 5:05 (c) 6:05 (d) 7:05
  31. 31.What time will it be 35 minutes after 6:25? (a) 6:00 (b) 8:00 (c) 6:50 (d) 7:00
  32. 32.What time was it 40 minutes before 6:35? (a) 4:55 (b) 6:55 (c) 6:05 (d) 5:55
  33. 33.What time will it be 50 minutes after 9:10? (a) 10:00 (b) 11:00 (c) 9:50 (d) 9:00
  34. 34.What time will it be 45 minutes after 1:05? (a) 2:00 (b) 2:50 (c) 1:40 (d) 1:50
  35. 35.What time was it 40 minutes before 2:40? (a) 1:00 (b) 3:00 (c) 2:00 (d) 2:10
  36. 36.What time was it 55 minutes before 7:00? (a) 6:15 (b) 6:05 (c) 5:05 (d) 7:05
  37. 37.What time will it be 30 minutes after 8:35? (a) 8:55 (b) 8:05 (c) 9:05 (d) 10:05
  38. 38.What time will it be 30 minutes after 3:40? (a) 4:10 (b) 3:10 (c) 5:10 (d) 4:00
  39. 39.A film starts at 5:05 and ends at 5:30. How long is the film? (a) 15 min (b) 25 min (c) 35 min (d) 1 h 25 min
  40. 40.What time will it be 15 minutes after 2:25? (a) 3:40 (b) 1:40 (c) 2:30 (d) 2:40

Answer key

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

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