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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 133 · 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 40 minutes after 5:10? (a) 5:40 (b) 6:50 (c) 5:50 (d) 4:50
  2. 2.What time was it 25 minutes before 11:10? (a) 10:45 (b) 9:45 (c) 11:45 (d) 10:55
  3. 3.A film starts at 8:00 and ends at 8:20. How long is the film? (a) 20 min (b) 1 h 20 min (c) 10 min (d) 30 min
  4. 4.What time will it be 50 minutes after 10:15? (a) 12:05 (b) 10:55 (c) 11:05 (d) 10:05
  5. 5.What time will it be 40 minutes after 10:30? (a) 10:10 (b) 11:10 (c) 12:10 (d) 11:00
  6. 6.A film starts at 8:05 and ends at 8:50. How long is the film? (a) 1 h 45 min (b) 45 min (c) 55 min (d) 35 min
  7. 7.What time was it 35 minutes before 5:25? (a) 5:50 (b) 5:00 (c) 3:50 (d) 4:50
  8. 8.What time will it be 35 minutes after 7:50? (a) 9:25 (b) 7:25 (c) 8:15 (d) 8:25
  9. 9.What time will it be 30 minutes after 1:20? (a) 1:50 (b) 2:50 (c) 2:00 (d) 1:40
  10. 10.A film starts at 8:25 and ends at 11:20. 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
  11. 11.What time will it be 25 minutes after 9:00? (a) 8:25 (b) 9:15 (c) 9:25 (d) 10:25
  12. 12.What time was it 35 minutes before 6:10? (a) 4:35 (b) 6:35 (c) 5:35 (d) 5:45
  13. 13.What time was it 45 minutes before 11:05? (a) 9:20 (b) 11:20 (c) 10:30 (d) 10:20
  14. 14.What time was it 20 minutes before 2:40? (a) 1:20 (b) 3:20 (c) 2:30 (d) 2:20
  15. 15.A film starts at 6:55 and ends at 9:40. How long is the film? (a) 2 h 55 min (b) 2 h 45 min (c) 3 h 45 min (d) 1 h 45 min
  16. 16.What time will it be 50 minutes after 7:05? (a) 6:55 (b) 8:55 (c) 7:45 (d) 7:55
  17. 17.A film starts at 5:05 and ends at 5:45. How long is the film? (a) 40 min (b) 30 min (c) 50 min (d) 1 h 40 min
  18. 18.What time was it 35 minutes before 8:00? (a) 8:25 (b) 6:25 (c) 7:35 (d) 7:25
  19. 19.What time was it 50 minutes before 6:50? (a) 7:00 (b) 6:10 (c) 6:00 (d) 5:00
  20. 20.A film starts at 3:55 and ends at 4:30. How long is the film? (a) 35 min (b) 45 min (c) 1 h 35 min (d) 25 min
  21. 21.What time will it be 45 minutes after 6:25? (a) 7:00 (b) 7:10 (c) 6:10 (d) 8:10
  22. 22.What time will it be 40 minutes after 5:15? (a) 4:55 (b) 5:55 (c) 5:45 (d) 6:55
  23. 23.What time was it 30 minutes before 2:55? (a) 2:25 (b) 3:25 (c) 2:35 (d) 1:25
  24. 24.What time will it be 50 minutes after 8:30? (a) 10:20 (b) 8:20 (c) 9:20 (d) 9:10
  25. 25.What time was it 25 minutes before 4:10? (a) 2:45 (b) 3:55 (c) 4:45 (d) 3:45
  26. 26.What time was it 25 minutes before 8:00? (a) 6:35 (b) 7:45 (c) 7:35 (d) 8:35
  27. 27.A film starts at 3:20 and ends at 5:50. How long is the film? (a) 2 h 40 min (b) 2 h 30 min (c) 1 h 30 min (d) 3 h 30 min
  28. 28.A film starts at 1:00 and ends at 3:55. How long is the film? (a) 1 h 55 min (b) 3 h 5 min (c) 3 h 55 min (d) 2 h 55 min
  29. 29.What time will it be 40 minutes after 5:20? (a) 7:00 (b) 5:50 (c) 5:00 (d) 6:00
  30. 30.What time was it 45 minutes before 6:55? (a) 6:10 (b) 5:10 (c) 7:10 (d) 6:20
  31. 31.What time will it be 50 minutes after 6:55? (a) 7:35 (b) 7:45 (c) 8:45 (d) 6:45
  32. 32.What time was it 20 minutes before 10:55? (a) 10:45 (b) 9:35 (c) 11:35 (d) 10:35
  33. 33.A film starts at 8:25 and ends at 9:50. How long is the film? (a) 1 h 25 min (b) 1 h 35 min (c) 2 h 25 min (d) 25 min
  34. 34.What time was it 30 minutes before 5:15? (a) 3:45 (b) 4:55 (c) 4:45 (d) 5:45
  35. 35.A film starts at 8:05 and ends at 10:05. How long is the film? (a) 2 h 10 min (b) 3 h (c) 1 h (d) 2 h
  36. 36.What time was it 15 minutes before 6:55? (a) 6:50 (b) 5:40 (c) 6:40 (d) 7:40
  37. 37.What time was it 40 minutes before 8:00? (a) 6:20 (b) 7:30 (c) 8:20 (d) 7:20
  38. 38.What time was it 55 minutes before 11:50? (a) 11:55 (b) 11:05 (c) 9:55 (d) 10:55
  39. 39.A film starts at 3:05 and ends at 4:15. How long is the film? (a) 10 min (b) 1 h 10 min (c) 2 h 10 min (d) 1 h 20 min
  40. 40.What time was it 30 minutes before 7:30? (a) 6:00 (b) 7:00 (c) 8:00 (d) 7:10

Answer key

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

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