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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 542 · 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 1:50? (a) 2:10 (b) 1:10 (c) 3:10 (d) 2:00
  2. 2.What time will it be 30 minutes after 4:35? (a) 4:55 (b) 6:05 (c) 4:05 (d) 5:05
  3. 3.A film starts at 5:30 and ends at 6:15. How long is the film? (a) 45 min (b) 55 min (c) 1 h 45 min (d) 35 min
  4. 4.What time was it 20 minutes before 5:50? (a) 5:40 (b) 6:30 (c) 5:30 (d) 4:30
  5. 5.What time was it 45 minutes before 11:00? (a) 9:15 (b) 11:15 (c) 10:25 (d) 10:15
  6. 6.What time will it be 40 minutes after 2:45? (a) 2:25 (b) 4:25 (c) 3:25 (d) 3:15
  7. 7.What time will it be 15 minutes after 10:55? (a) 10:10 (b) 11:00 (c) 12:10 (d) 11:10
  8. 8.A film starts at 5:50 and ends at 7:35. How long is the film? (a) 1 h 55 min (b) 45 min (c) 2 h 45 min (d) 1 h 45 min
  9. 9.What time will it be 50 minutes after 7:05? (a) 8:55 (b) 6:55 (c) 7:55 (d) 7:45
  10. 10.What time will it be 50 minutes after 3:15? (a) 5:05 (b) 4:05 (c) 3:55 (d) 3:05
  11. 11.What time was it 55 minutes before 11:40? (a) 11:45 (b) 9:45 (c) 10:45 (d) 10:55
  12. 12.What time will it be 25 minutes after 1:00? (a) 1:25 (b) 1:15 (c) 2:25 (d) 1:35
  13. 13.What time will it be 35 minutes after 5:20? (a) 5:55 (b) 6:55 (c) 5:45 (d) 4:55
  14. 14.A film starts at 3:05 and ends at 4:05. How long is the film? (a) 2 h (b) 1 h 10 min (c) 50 min (d) 1 h
  15. 15.What time will it be 25 minutes after 9:45? (a) 10:10 (b) 9:10 (c) 10:00 (d) 11:10
  16. 16.A film starts at 7:00 and ends at 8:05. How long is the film? (a) 2 h 5 min (b) 5 min (c) 1 h 5 min (d) 1 h 15 min
  17. 17.What time was it 45 minutes before 7:55? (a) 7:20 (b) 6:10 (c) 8:10 (d) 7:10
  18. 18.A film starts at 6:15 and ends at 8:20. How long is the film? (a) 1 h 5 min (b) 3 h 5 min (c) 2 h 5 min (d) 2 h 15 min
  19. 19.A film starts at 2:50 and ends at 4:30. How long is the film? (a) 40 min (b) 1 h 50 min (c) 2 h 40 min (d) 1 h 40 min
  20. 20.A film starts at 1:25 and ends at 2:30. How long is the film? (a) 2 h 5 min (b) 1 h 15 min (c) 1 h 5 min (d) 5 min
  21. 21.What time will it be 20 minutes after 5:15? (a) 5:25 (b) 6:35 (c) 4:35 (d) 5:35
  22. 22.A film starts at 8:15 and ends at 9:10. How long is the film? (a) 55 min (b) 1 h 5 min (c) 45 min (d) 1 h 55 min
  23. 23.What time will it be 30 minutes after 7:15? (a) 7:45 (b) 6:45 (c) 7:35 (d) 8:45
  24. 24.A film starts at 7:05 and ends at 7:40. How long is the film? (a) 25 min (b) 35 min (c) 1 h 35 min (d) 45 min
  25. 25.What time was it 20 minutes before 6:50? (a) 6:30 (b) 5:30 (c) 6:40 (d) 7:30
  26. 26.What time was it 20 minutes before 4:35? (a) 5:15 (b) 4:15 (c) 3:15 (d) 4:25
  27. 27.A film starts at 3:45 and ends at 6:15. How long is the film? (a) 2 h 40 min (b) 2 h 30 min (c) 3 h 30 min (d) 1 h 30 min
  28. 28.What time was it 50 minutes before 9:30? (a) 8:40 (b) 8:50 (c) 9:40 (d) 7:40
  29. 29.What time will it be 25 minutes after 4:10? (a) 3:35 (b) 5:35 (c) 4:25 (d) 4:35
  30. 30.A film starts at 3:10 and ends at 5:15. How long is the film? (a) 3 h 5 min (b) 1 h 5 min (c) 2 h 15 min (d) 2 h 5 min
  31. 31.What time was it 45 minutes before 2:45? (a) 2:00 (b) 1:00 (c) 3:00 (d) 2:10
  32. 32.What time will it be 55 minutes after 6:15? (a) 6:10 (b) 7:00 (c) 7:10 (d) 8:10
  33. 33.A film starts at 5:05 and ends at 8:05. How long is the film? (a) 3 h (b) 2 h (c) 3 h 10 min (d) 4 h
  34. 34.What time was it 45 minutes before 7:45? (a) 7:10 (b) 6:00 (c) 8:00 (d) 7:00
  35. 35.A film starts at 4:35 and ends at 6:45. How long is the film? (a) 3 h 10 min (b) 2 h 10 min (c) 2 h 20 min (d) 1 h 10 min
  36. 36.What time was it 35 minutes before 6:50? (a) 5:15 (b) 6:15 (c) 7:15 (d) 6:25
  37. 37.What time will it be 15 minutes after 8:45? (a) 8:00 (b) 9:00 (c) 8:50 (d) 10:00
  38. 38.What time will it be 25 minutes after 2:00? (a) 2:15 (b) 3:25 (c) 1:25 (d) 2:25
  39. 39.What time will it be 25 minutes after 10:25? (a) 11:50 (b) 10:40 (c) 10:50 (d) 9:50
  40. 40.What time was it 35 minutes before 3:10? (a) 1:35 (b) 2:35 (c) 3:35 (d) 2:45

Answer key

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

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