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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 285 · 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 25 minutes before 8:05? (a) 6:40 (b) 7:40 (c) 7:50 (d) 8:40
  2. 2.A film starts at 4:30 and ends at 6:05. How long is the film? (a) 1 h 45 min (b) 35 min (c) 2 h 35 min (d) 1 h 35 min
  3. 3.What time was it 40 minutes before 3:30? (a) 3:00 (b) 1:50 (c) 3:50 (d) 2:50
  4. 4.What time will it be 45 minutes after 9:45? (a) 9:30 (b) 10:30 (c) 11:30 (d) 10:20
  5. 5.A film starts at 3:50 and ends at 4:35. How long is the film? (a) 1 h 45 min (b) 45 min (c) 55 min (d) 35 min
  6. 6.What time will it be 40 minutes after 3:15? (a) 2:55 (b) 3:45 (c) 4:55 (d) 3:55
  7. 7.A film starts at 1:40 and ends at 2:25. How long is the film? (a) 1 h 45 min (b) 45 min (c) 55 min (d) 35 min
  8. 8.What time will it be 30 minutes after 5:15? (a) 6:45 (b) 4:45 (c) 5:35 (d) 5:45
  9. 9.What time was it 55 minutes before 8:50? (a) 8:05 (b) 8:55 (c) 7:55 (d) 6:55
  10. 10.What time was it 35 minutes before 3:30? (a) 3:55 (b) 3:05 (c) 2:55 (d) 1:55
  11. 11.What time will it be 15 minutes after 5:25? (a) 5:40 (b) 5:30 (c) 6:40 (d) 4:40
  12. 12.What time will it be 15 minutes after 5:35? (a) 5:40 (b) 5:50 (c) 6:50 (d) 4:50
  13. 13.A film starts at 5:10 and ends at 7:50. How long is the film? (a) 3 h 40 min (b) 1 h 40 min (c) 2 h 50 min (d) 2 h 40 min
  14. 14.A film starts at 7:25 and ends at 8:10. How long is the film? (a) 35 min (b) 45 min (c) 55 min (d) 1 h 45 min
  15. 15.What time will it be 20 minutes after 1:10? (a) 1:30 (b) 1:20 (c) 2:30 (d) 1:40
  16. 16.What time was it 40 minutes before 9:15? (a) 9:35 (b) 7:35 (c) 8:45 (d) 8:35
  17. 17.What time will it be 45 minutes after 10:35? (a) 11:10 (b) 10:20 (c) 11:20 (d) 12:20
  18. 18.A film starts at 8:25 and ends at 9:25. How long is the film? (a) 2 h (b) 1 h 10 min (c) 1 h (d) 50 min
  19. 19.What time will it be 25 minutes after 3:40? (a) 5:05 (b) 4:05 (c) 3:05 (d) 3:55
  20. 20.What time was it 40 minutes before 11:05? (a) 9:25 (b) 11:25 (c) 10:35 (d) 10:25
  21. 21.What time will it be 30 minutes after 1:45? (a) 3:15 (b) 1:15 (c) 2:15 (d) 2:05
  22. 22.A film starts at 1:00 and ends at 2:05. How long is the film? (a) 1 h 15 min (b) 2 h 5 min (c) 1 h 5 min (d) 5 min
  23. 23.What time will it be 40 minutes after 6:55? (a) 8:35 (b) 6:35 (c) 7:35 (d) 7:25
  24. 24.A film starts at 4:10 and ends at 6:40. How long is the film? (a) 3 h 30 min (b) 1 h 30 min (c) 2 h 40 min (d) 2 h 30 min
  25. 25.What time was it 25 minutes before 5:45? (a) 5:30 (b) 4:20 (c) 5:20 (d) 6:20
  26. 26.What time will it be 20 minutes after 10:50? (a) 12:10 (b) 10:10 (c) 11:00 (d) 11:10
  27. 27.What time will it be 35 minutes after 10:45? (a) 11:20 (b) 12:20 (c) 10:20 (d) 11:10
  28. 28.A film starts at 2:20 and ends at 3:45. How long is the film? (a) 2 h 25 min (b) 25 min (c) 1 h 35 min (d) 1 h 25 min
  29. 29.A film starts at 3:30 and ends at 5:15. How long is the film? (a) 1 h 55 min (b) 1 h 45 min (c) 45 min (d) 2 h 45 min
  30. 30.What time will it be 45 minutes after 9:40? (a) 9:25 (b) 11:25 (c) 10:15 (d) 10:25
  31. 31.What time will it be 45 minutes after 6:35? (a) 7:20 (b) 8:20 (c) 6:20 (d) 7:10
  32. 32.What time will it be 35 minutes after 7:55? (a) 7:30 (b) 8:30 (c) 8:20 (d) 9:30
  33. 33.A film starts at 6:25 and ends at 9:00. How long is the film? (a) 3 h 35 min (b) 2 h 35 min (c) 2 h 45 min (d) 1 h 35 min
  34. 34.A film starts at 6:35 and ends at 8:15. How long is the film? (a) 40 min (b) 2 h 40 min (c) 1 h 50 min (d) 1 h 40 min
  35. 35.What time will it be 20 minutes after 5:15? (a) 4:35 (b) 5:35 (c) 6:35 (d) 5:25
  36. 36.A film starts at 4:00 and ends at 5:20. How long is the film? (a) 1 h 30 min (b) 1 h 20 min (c) 20 min (d) 2 h 20 min
  37. 37.What time was it 25 minutes before 3:50? (a) 4:25 (b) 2:25 (c) 3:35 (d) 3:25
  38. 38.What time will it be 35 minutes after 5:55? (a) 7:30 (b) 6:20 (c) 5:30 (d) 6:30
  39. 39.What time was it 15 minutes before 6:55? (a) 5:40 (b) 6:50 (c) 6:40 (d) 7:40
  40. 40.What time will it be 25 minutes after 1:10? (a) 1:25 (b) 1:45 (c) 1:35 (d) 2:35

Answer key

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

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