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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 385 · 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 5:55? (a) 6:05 (b) 6:15 (c) 5:15 (d) 7:15
  2. 2.A film starts at 1:30 and ends at 3:35. 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
  3. 3.What time will it be 45 minutes after 9:50? (a) 9:35 (b) 10:25 (c) 11:35 (d) 10:35
  4. 4.What time will it be 25 minutes after 3:05? (a) 3:20 (b) 3:30 (c) 2:30 (d) 4:30
  5. 5.What time was it 20 minutes before 11:45? (a) 11:35 (b) 12:25 (c) 10:25 (d) 11:25
  6. 6.A film starts at 7:35 and ends at 9:35. How long is the film? (a) 2 h 10 min (b) 1 h (c) 2 h (d) 3 h
  7. 7.What time will it be 25 minutes after 2:35? (a) 2:50 (b) 2:00 (c) 4:00 (d) 3:00
  8. 8.A film starts at 7:35 and ends at 8:05. How long is the film? (a) 40 min (b) 30 min (c) 20 min (d) 1 h 30 min
  9. 9.What time will it be 55 minutes after 2:00? (a) 1:55 (b) 3:55 (c) 2:55 (d) 2:45
  10. 10.What time was it 15 minutes before 4:35? (a) 3:20 (b) 4:30 (c) 5:20 (d) 4:20
  11. 11.A film starts at 5:40 and ends at 6:45. How long is the film? (a) 2 h 5 min (b) 1 h 15 min (c) 1 h 5 min (d) 5 min
  12. 12.What time will it be 35 minutes after 5:45? (a) 7:20 (b) 6:10 (c) 5:20 (d) 6:20
  13. 13.What time was it 30 minutes before 4:20? (a) 4:50 (b) 4:00 (c) 2:50 (d) 3:50
  14. 14.What time will it be 45 minutes after 1:20? (a) 1:05 (b) 1:55 (c) 3:05 (d) 2:05
  15. 15.What time was it 40 minutes before 7:15? (a) 7:35 (b) 6:45 (c) 6:35 (d) 5:35
  16. 16.What time was it 20 minutes before 7:50? (a) 7:40 (b) 8:30 (c) 6:30 (d) 7:30
  17. 17.What time will it be 20 minutes after 6:45? (a) 6:55 (b) 6:05 (c) 8:05 (d) 7:05
  18. 18.What time was it 45 minutes before 9:25? (a) 9:40 (b) 7:40 (c) 8:40 (d) 8:50
  19. 19.What time will it be 25 minutes after 10:05? (a) 10:20 (b) 9:30 (c) 10:30 (d) 11:30
  20. 20.What time will it be 30 minutes after 2:20? (a) 2:40 (b) 3:50 (c) 2:50 (d) 1:50
  21. 21.A film starts at 3:35 and ends at 4:10. How long is the film? (a) 45 min (b) 1 h 35 min (c) 35 min (d) 25 min
  22. 22.What time will it be 45 minutes after 7:45? (a) 7:30 (b) 8:20 (c) 8:30 (d) 9:30
  23. 23.What time will it be 35 minutes after 7:20? (a) 6:55 (b) 7:45 (c) 7:55 (d) 8:55
  24. 24.A film starts at 7:00 and ends at 7:55. How long is the film? (a) 55 min (b) 1 h 5 min (c) 1 h 55 min (d) 45 min
  25. 25.What time will it be 20 minutes after 1:05? (a) 1:25 (b) 2:25 (c) 1:15 (d) 1:35
  26. 26.What time was it 25 minutes before 4:35? (a) 5:10 (b) 3:10 (c) 4:20 (d) 4:10
  27. 27.What time will it be 55 minutes after 1:20? (a) 1:15 (b) 3:15 (c) 2:05 (d) 2:15
  28. 28.A film starts at 6:45 and ends at 7:55. How long is the film? (a) 10 min (b) 1 h 20 min (c) 1 h 10 min (d) 2 h 10 min
  29. 29.What time will it be 25 minutes after 1:55? (a) 2:10 (b) 1:20 (c) 3:20 (d) 2:20
  30. 30.What time was it 50 minutes before 9:35? (a) 8:55 (b) 8:45 (c) 7:45 (d) 9:45
  31. 31.A film starts at 1:00 and ends at 1:55. How long is the film? (a) 55 min (b) 1 h 55 min (c) 1 h 5 min (d) 45 min
  32. 32.A film starts at 4:00 and ends at 4:30. How long is the film? (a) 20 min (b) 1 h 30 min (c) 40 min (d) 30 min
  33. 33.What time was it 55 minutes before 2:25? (a) 2:30 (b) 1:30 (c) 1:40 (d) 1:20
  34. 34.A film starts at 3:40 and ends at 5:10. How long is the film? (a) 1 h 30 min (b) 2 h 30 min (c) 1 h 40 min (d) 30 min
  35. 35.What time was it 45 minutes before 2:45? (a) 2:10 (b) 3:00 (c) 1:00 (d) 2:00
  36. 36.What time will it be 50 minutes after 8:35? (a) 8:25 (b) 9:15 (c) 9:25 (d) 10:25
  37. 37.A film starts at 8:05 and ends at 10:05. How long is the film? (a) 2 h (b) 2 h 10 min (c) 3 h (d) 1 h
  38. 38.What time was it 25 minutes before 4:55? (a) 4:40 (b) 3:30 (c) 4:30 (d) 5:30
  39. 39.What time will it be 30 minutes after 9:00? (a) 8:30 (b) 9:30 (c) 9:20 (d) 10:30
  40. 40.What time was it 55 minutes before 10:10? (a) 10:15 (b) 8:15 (c) 9:25 (d) 9:15

Answer key

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

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