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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 649 · 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.A film starts at 8:55 and ends at 10:25. How long is the film? (a) 1 h 40 min (b) 30 min (c) 1 h 30 min (d) 2 h 30 min
  2. 2.What time was it 40 minutes before 6:35? (a) 5:55 (b) 6:55 (c) 6:05 (d) 4:55
  3. 3.What time will it be 20 minutes after 4:10? (a) 5:30 (b) 4:20 (c) 4:30 (d) 3:30
  4. 4.A film starts at 2:40 and ends at 5:00. How long is the film? (a) 2 h 20 min (b) 1 h 20 min (c) 2 h 30 min (d) 3 h 20 min
  5. 5.What time was it 15 minutes before 7:30? (a) 8:15 (b) 7:15 (c) 6:15 (d) 7:25
  6. 6.What time will it be 30 minutes after 6:25? (a) 6:45 (b) 7:55 (c) 6:55 (d) 5:55
  7. 7.A film starts at 7:35 and ends at 9:45. How long is the film? (a) 2 h 10 min (b) 1 h 10 min (c) 3 h 10 min (d) 2 h 20 min
  8. 8.What time will it be 55 minutes after 3:05? (a) 5:00 (b) 3:00 (c) 4:00 (d) 3:50
  9. 9.What time was it 35 minutes before 10:50? (a) 10:25 (b) 10:15 (c) 9:15 (d) 11:15
  10. 10.What time will it be 15 minutes after 8:10? (a) 9:25 (b) 7:25 (c) 8:15 (d) 8:25
  11. 11.A film starts at 8:25 and ends at 10:30. 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
  12. 12.What time will it be 50 minutes after 8:30? (a) 9:20 (b) 9:10 (c) 8:20 (d) 10:20
  13. 13.What time was it 45 minutes before 5:50? (a) 5:05 (b) 4:05 (c) 5:15 (d) 6:05
  14. 14.What time was it 35 minutes before 5:40? (a) 5:05 (b) 4:05 (c) 6:05 (d) 5:15
  15. 15.What time will it be 15 minutes after 1:20? (a) 1:35 (b) 1:25 (c) 2:35 (d) 1:45
  16. 16.What time will it be 15 minutes after 9:55? (a) 11:10 (b) 9:10 (c) 10:00 (d) 10:10
  17. 17.A film starts at 5:25 and ends at 6:15. How long is the film? (a) 40 min (b) 1 h 50 min (c) 1 h (d) 50 min
  18. 18.What time was it 50 minutes before 7:00? (a) 6:20 (b) 7:10 (c) 5:10 (d) 6:10
  19. 19.What time was it 25 minutes before 8:55? (a) 8:30 (b) 7:30 (c) 9:30 (d) 8:40
  20. 20.What time was it 15 minutes before 9:55? (a) 9:50 (b) 8:40 (c) 9:40 (d) 10:40
  21. 21.What time was it 50 minutes before 9:10? (a) 7:20 (b) 8:30 (c) 8:20 (d) 9:20
  22. 22.A film starts at 3:05 and ends at 3:50. How long is the film? (a) 45 min (b) 35 min (c) 55 min (d) 1 h 45 min
  23. 23.A film starts at 7:25 and ends at 8:45. How long is the film? (a) 1 h 20 min (b) 20 min (c) 1 h 30 min (d) 2 h 20 min
  24. 24.What time will it be 40 minutes after 1:10? (a) 2:00 (b) 2:50 (c) 1:40 (d) 1:50
  25. 25.What time was it 15 minutes before 5:20? (a) 6:05 (b) 5:15 (c) 5:05 (d) 4:05
  26. 26.What time will it be 35 minutes after 1:05? (a) 1:40 (b) 1:50 (c) 1:30 (d) 2:40
  27. 27.What time was it 55 minutes before 10:15? (a) 9:30 (b) 10:20 (c) 9:20 (d) 8:20
  28. 28.What time will it be 50 minutes after 8:00? (a) 8:40 (b) 9:50 (c) 8:50 (d) 7:50
  29. 29.A film starts at 5:10 and ends at 7:25. How long is the film? (a) 1 h 15 min (b) 2 h 15 min (c) 2 h 25 min (d) 3 h 15 min
  30. 30.A film starts at 3:20 and ends at 4:05. How long is the film? (a) 55 min (b) 35 min (c) 1 h 45 min (d) 45 min
  31. 31.What time will it be 35 minutes after 5:30? (a) 5:55 (b) 6:05 (c) 7:05 (d) 5:05
  32. 32.A film starts at 5:20 and ends at 8:20. How long is the film? (a) 3 h 10 min (b) 3 h (c) 4 h (d) 2 h
  33. 33.What time will it be 45 minutes after 10:55? (a) 12:40 (b) 11:40 (c) 10:40 (d) 11:30
  34. 34.What time will it be 55 minutes after 1:35? (a) 2:20 (b) 2:30 (c) 1:30 (d) 3:30
  35. 35.A film starts at 4:35 and ends at 5:15. How long is the film? (a) 30 min (b) 40 min (c) 50 min (d) 1 h 40 min
  36. 36.What time was it 55 minutes before 9:10? (a) 7:15 (b) 8:25 (c) 8:15 (d) 9:15
  37. 37.What time will it be 30 minutes after 8:00? (a) 7:30 (b) 9:30 (c) 8:20 (d) 8:30
  38. 38.What time was it 20 minutes before 7:30? (a) 8:10 (b) 6:10 (c) 7:20 (d) 7:10
  39. 39.What time will it be 55 minutes after 4:40? (a) 5:25 (b) 4:35 (c) 6:35 (d) 5:35
  40. 40.What time will it be 40 minutes after 10:15? (a) 9:55 (b) 10:45 (c) 10:55 (d) 11:55

Answer key

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

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