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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 314 · 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 15 minutes before 8:50? (a) 8:45 (b) 9:35 (c) 8:35 (d) 7:35
  2. 2.What time will it be 25 minutes after 10:15? (a) 11:40 (b) 10:30 (c) 9:40 (d) 10:40
  3. 3.What time will it be 20 minutes after 2:50? (a) 3:10 (b) 4:10 (c) 3:00 (d) 2:10
  4. 4.A film starts at 1:15 and ends at 2:05. How long is the film? (a) 50 min (b) 1 h 50 min (c) 40 min (d) 1 h
  5. 5.What time will it be 20 minutes after 5:00? (a) 4:20 (b) 6:20 (c) 5:10 (d) 5:20
  6. 6.What time was it 45 minutes before 7:00? (a) 7:15 (b) 6:25 (c) 6:15 (d) 5:15
  7. 7.What time was it 55 minutes before 2:15? (a) 1:10 (b) 2:20 (c) 1:30 (d) 1:20
  8. 8.A film starts at 6:00 and ends at 6:50. How long is the film? (a) 40 min (b) 50 min (c) 1 h (d) 1 h 50 min
  9. 9.What time will it be 50 minutes after 4:05? (a) 4:55 (b) 4:45 (c) 5:55 (d) 3:55
  10. 10.What time will it be 25 minutes after 3:10? (a) 2:35 (b) 3:25 (c) 4:35 (d) 3:35
  11. 11.What time will it be 45 minutes after 5:15? (a) 7:00 (b) 5:50 (c) 6:00 (d) 5:00
  12. 12.What time was it 15 minutes before 5:35? (a) 4:20 (b) 6:20 (c) 5:30 (d) 5:20
  13. 13.What time was it 50 minutes before 10:35? (a) 8:45 (b) 10:45 (c) 9:55 (d) 9:45
  14. 14.A film starts at 7:10 and ends at 9:55. How long is the film? (a) 2 h 45 min (b) 3 h 45 min (c) 1 h 45 min (d) 2 h 55 min
  15. 15.What time was it 40 minutes before 10:30? (a) 10:00 (b) 9:50 (c) 10:50 (d) 8:50
  16. 16.A film starts at 2:45 and ends at 4:55. How long is the film? (a) 3 h 10 min (b) 1 h 10 min (c) 2 h 20 min (d) 2 h 10 min
  17. 17.What time will it be 35 minutes after 1:15? (a) 2:00 (b) 1:40 (c) 1:50 (d) 2:50
  18. 18.What time will it be 45 minutes after 8:45? (a) 9:20 (b) 10:30 (c) 9:30 (d) 8:30
  19. 19.What time will it be 35 minutes after 7:45? (a) 8:10 (b) 9:20 (c) 8:20 (d) 7:20
  20. 20.What time was it 35 minutes before 3:05? (a) 1:30 (b) 2:40 (c) 3:30 (d) 2:30
  21. 21.A film starts at 7:05 and ends at 7:40. How long is the film? (a) 45 min (b) 25 min (c) 1 h 35 min (d) 35 min
  22. 22.A film starts at 1:45 and ends at 2:50. How long is the film? (a) 5 min (b) 2 h 5 min (c) 1 h 15 min (d) 1 h 5 min
  23. 23.What time will it be 50 minutes after 7:35? (a) 7:25 (b) 8:15 (c) 8:25 (d) 9:25
  24. 24.A film starts at 7:00 and ends at 9:05. How long is the film? (a) 3 h 5 min (b) 2 h 5 min (c) 2 h 15 min (d) 1 h 5 min
  25. 25.What time will it be 35 minutes after 1:50? (a) 3:25 (b) 1:25 (c) 2:15 (d) 2:25
  26. 26.A film starts at 7:35 and ends at 10:20. How long is the film? (a) 2 h 55 min (b) 3 h 45 min (c) 1 h 45 min (d) 2 h 45 min
  27. 27.What time will it be 30 minutes after 6:35? (a) 8:05 (b) 6:05 (c) 7:05 (d) 6:55
  28. 28.A film starts at 5:15 and ends at 7:10. How long is the film? (a) 2 h 5 min (b) 55 min (c) 1 h 55 min (d) 2 h 55 min
  29. 29.What time will it be 20 minutes after 1:50? (a) 2:10 (b) 1:10 (c) 3:10 (d) 2:00
  30. 30.A film starts at 2:45 and ends at 4:20. How long is the film? (a) 1 h 35 min (b) 1 h 45 min (c) 2 h 35 min (d) 35 min
  31. 31.What time will it be 15 minutes after 5:00? (a) 4:15 (b) 6:15 (c) 5:05 (d) 5:15
  32. 32.What time will it be 20 minutes after 2:45? (a) 2:55 (b) 4:05 (c) 2:05 (d) 3:05
  33. 33.A film starts at 6:10 and ends at 6:30. How long is the film? (a) 1 h 20 min (b) 20 min (c) 30 min (d) 10 min
  34. 34.What time was it 55 minutes before 2:00? (a) 1:15 (b) 1:06 (c) 2:05 (d) 1:05
  35. 35.A film starts at 7:35 and ends at 7:55. How long is the film? (a) 20 min (b) 30 min (c) 10 min (d) 1 h 20 min
  36. 36.A film starts at 8:30 and ends at 10:25. How long is the film? (a) 2 h 55 min (b) 55 min (c) 2 h 5 min (d) 1 h 55 min
  37. 37.A film starts at 8:05 and ends at 8:30. How long is the film? (a) 25 min (b) 1 h 25 min (c) 15 min (d) 35 min
  38. 38.What time will it be 20 minutes after 9:05? (a) 9:15 (b) 10:25 (c) 9:25 (d) 8:25
  39. 39.A film starts at 2:50 and ends at 4:50. How long is the film? (a) 3 h (b) 2 h (c) 2 h 10 min (d) 1 h
  40. 40.What time was it 40 minutes before 2:40? (a) 2:10 (b) 2:00 (c) 1:00 (d) 3:00

Answer key

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

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