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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 253 · 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 4:30? (a) 4:25 (b) 5:15 (c) 3:15 (d) 4:15
  2. 2.A film starts at 1:35 and ends at 2:35. How long is the film? (a) 1 h (b) 1 h 10 min (c) 50 min (d) 2 h
  3. 3.What time will it be 40 minutes after 10:25? (a) 12:05 (b) 10:05 (c) 11:05 (d) 10:55
  4. 4.A film starts at 6:05 and ends at 8:45. How long is the film? (a) 3 h 40 min (b) 2 h 40 min (c) 1 h 40 min (d) 2 h 50 min
  5. 5.What time will it be 55 minutes after 2:55? (a) 2:50 (b) 3:50 (c) 3:40 (d) 4:50
  6. 6.What time will it be 25 minutes after 10:30? (a) 10:45 (b) 9:55 (c) 11:55 (d) 10:55
  7. 7.A film starts at 6:05 and ends at 8:15. How long is the film? (a) 3 h 10 min (b) 2 h 20 min (c) 1 h 10 min (d) 2 h 10 min
  8. 8.What time was it 50 minutes before 3:15? (a) 2:35 (b) 3:25 (c) 2:25 (d) 1:25
  9. 9.What time was it 50 minutes before 3:25? (a) 1:35 (b) 3:35 (c) 2:45 (d) 2:35
  10. 10.What time will it be 45 minutes after 1:30? (a) 3:15 (b) 2:15 (c) 1:15 (d) 2:05
  11. 11.What time will it be 15 minutes after 9:40? (a) 8:55 (b) 10:55 (c) 9:45 (d) 9:55
  12. 12.A film starts at 7:25 and ends at 8:55. How long is the film? (a) 30 min (b) 1 h 30 min (c) 1 h 40 min (d) 2 h 30 min
  13. 13.A film starts at 3:10 and ends at 3:30. How long is the film? (a) 1 h 20 min (b) 10 min (c) 20 min (d) 30 min
  14. 14.What time will it be 15 minutes after 3:35? (a) 3:40 (b) 3:50 (c) 4:50 (d) 2:50
  15. 15.A film starts at 7:25 and ends at 9:30. How long is the film? (a) 2 h 5 min (b) 2 h 15 min (c) 3 h 5 min (d) 1 h 5 min
  16. 16.What time will it be 15 minutes after 3:20? (a) 3:25 (b) 2:35 (c) 4:35 (d) 3:35
  17. 17.What time was it 20 minutes before 6:25? (a) 5:05 (b) 6:15 (c) 6:05 (d) 7:05
  18. 18.What time will it be 20 minutes after 3:30? (a) 2:50 (b) 4:50 (c) 3:40 (d) 3:50
  19. 19.What time will it be 40 minutes after 1:35? (a) 1:15 (b) 2:15 (c) 2:05 (d) 3:15
  20. 20.What time will it be 45 minutes after 8:45? (a) 9:20 (b) 8:30 (c) 9:30 (d) 10:30
  21. 21.A film starts at 2:15 and ends at 3:05. How long is the film? (a) 1 h (b) 40 min (c) 1 h 50 min (d) 50 min
  22. 22.What time will it be 35 minutes after 10:50? (a) 12:25 (b) 11:15 (c) 10:25 (d) 11:25
  23. 23.What time will it be 30 minutes after 6:20? (a) 6:40 (b) 5:50 (c) 6:50 (d) 7:50
  24. 24.What time was it 30 minutes before 6:20? (a) 5:50 (b) 4:50 (c) 6:50 (d) 6:00
  25. 25.What time will it be 35 minutes after 7:35? (a) 8:10 (b) 8:00 (c) 7:10 (d) 9:10
  26. 26.What time will it be 20 minutes after 7:10? (a) 6:30 (b) 8:30 (c) 7:20 (d) 7:30
  27. 27.A film starts at 7:30 and ends at 8:10. How long is the film? (a) 30 min (b) 40 min (c) 50 min (d) 1 h 40 min
  28. 28.What time was it 50 minutes before 11:25? (a) 9:35 (b) 11:35 (c) 10:45 (d) 10:35
  29. 29.A film starts at 5:55 and ends at 7:05. How long is the film? (a) 1 h 20 min (b) 1 h 10 min (c) 10 min (d) 2 h 10 min
  30. 30.A film starts at 4:00 and ends at 5:30. How long is the film? (a) 1 h 30 min (b) 2 h 30 min (c) 1 h 40 min (d) 30 min
  31. 31.What time will it be 50 minutes after 3:30? (a) 4:10 (b) 3:20 (c) 4:20 (d) 5:20
  32. 32.What time will it be 45 minutes after 8:55? (a) 9:40 (b) 10:40 (c) 8:40 (d) 9:30
  33. 33.A film starts at 1:20 and ends at 3:40. How long is the film? (a) 1 h 20 min (b) 3 h 20 min (c) 2 h 20 min (d) 2 h 30 min
  34. 34.A film starts at 2:30 and ends at 4:15. How long is the film? (a) 45 min (b) 1 h 45 min (c) 2 h 45 min (d) 1 h 55 min
  35. 35.What time was it 35 minutes before 6:15? (a) 5:40 (b) 4:40 (c) 5:50 (d) 6:40
  36. 36.A film starts at 4:10 and ends at 5:50. How long is the film? (a) 2 h 40 min (b) 40 min (c) 1 h 50 min (d) 1 h 40 min
  37. 37.A film starts at 7:10 and ends at 9:15. 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
  38. 38.What time will it be 25 minutes after 6:25? (a) 7:50 (b) 5:50 (c) 6:50 (d) 6:40
  39. 39.A film starts at 8:05 and ends at 10:15. How long is the film? (a) 1 h 10 min (b) 2 h 20 min (c) 3 h 10 min (d) 2 h 10 min
  40. 40.What time will it be 50 minutes after 6:00? (a) 7:50 (b) 5:50 (c) 6:50 (d) 6:40

Answer key

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

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