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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 164 · 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 25 minutes after 7:10? (a) 8:35 (b) 7:35 (c) 6:35 (d) 7:25
  2. 2.A film starts at 1:15 and ends at 3:20. How long is the film? (a) 1 h 5 min (b) 2 h 15 min (c) 3 h 5 min (d) 2 h 5 min
  3. 3.A film starts at 4:20 and ends at 5:30. How long is the film? (a) 1 h 20 min (b) 1 h 10 min (c) 2 h 10 min (d) 10 min
  4. 4.What time will it be 20 minutes after 9:20? (a) 9:30 (b) 8:40 (c) 10:40 (d) 9:40
  5. 5.A film starts at 3:30 and ends at 3:55. How long is the film? (a) 15 min (b) 1 h 25 min (c) 25 min (d) 35 min
  6. 6.What time will it be 25 minutes after 1:00? (a) 2:25 (b) 1:35 (c) 1:25 (d) 1:15
  7. 7.What time was it 40 minutes before 5:10? (a) 4:40 (b) 3:30 (c) 5:30 (d) 4:30
  8. 8.What time will it be 40 minutes after 2:00? (a) 3:40 (b) 2:30 (c) 2:40 (d) 1:40
  9. 9.What time will it be 55 minutes after 9:30? (a) 10:15 (b) 10:25 (c) 9:25 (d) 11:25
  10. 10.What time will it be 15 minutes after 1:15? (a) 1:20 (b) 2:30 (c) 1:40 (d) 1:30
  11. 11.What time was it 15 minutes before 3:00? (a) 3:45 (b) 1:45 (c) 2:45 (d) 2:55
  12. 12.What time will it be 45 minutes after 1:00? (a) 1:45 (b) 2:45 (c) 1:35 (d) 1:55
  13. 13.A film starts at 1:00 and ends at 1:50. How long is the film? (a) 50 min (b) 1 h 50 min (c) 40 min (d) 1 h
  14. 14.What time will it be 15 minutes after 9:15? (a) 9:30 (b) 8:30 (c) 9:20 (d) 10:30
  15. 15.A film starts at 7:15 and ends at 8:20. How long is the film? (a) 1 h 5 min (b) 2 h 5 min (c) 1 h 15 min (d) 5 min
  16. 16.What time was it 50 minutes before 2:55? (a) 3:05 (b) 1:05 (c) 2:05 (d) 2:15
  17. 17.What time will it be 25 minutes after 7:15? (a) 6:40 (b) 7:30 (c) 7:40 (d) 8:40
  18. 18.What time will it be 15 minutes after 5:30? (a) 4:45 (b) 5:35 (c) 6:45 (d) 5:45
  19. 19.What time was it 25 minutes before 6:55? (a) 6:40 (b) 6:30 (c) 7:30 (d) 5:30
  20. 20.What time will it be 30 minutes after 4:00? (a) 3:30 (b) 5:30 (c) 4:20 (d) 4:30
  21. 21.What time will it be 35 minutes after 4:25? (a) 4:50 (b) 4:00 (c) 6:00 (d) 5:00
  22. 22.A film starts at 2:10 and ends at 4:25. How long is the film? (a) 2 h 15 min (b) 3 h 15 min (c) 2 h 25 min (d) 1 h 15 min
  23. 23.What time will it be 45 minutes after 1:40? (a) 3:25 (b) 1:25 (c) 2:25 (d) 2:15
  24. 24.What time was it 20 minutes before 2:00? (a) 1:30 (b) 2:40 (c) 1:40 (d) 1:50
  25. 25.What time will it be 25 minutes after 5:05? (a) 4:30 (b) 6:30 (c) 5:30 (d) 5:20
  26. 26.A film starts at 3:55 and ends at 6:00. How long is the film? (a) 3 h 5 min (b) 2 h 15 min (c) 1 h 5 min (d) 2 h 5 min
  27. 27.A film starts at 2:50 and ends at 4:20. How long is the film? (a) 1 h 30 min (b) 2 h 30 min (c) 30 min (d) 1 h 40 min
  28. 28.What time will it be 25 minutes after 4:25? (a) 5:50 (b) 3:50 (c) 4:40 (d) 4:50
  29. 29.What time will it be 45 minutes after 7:40? (a) 8:25 (b) 7:25 (c) 9:25 (d) 8:15
  30. 30.A film starts at 7:10 and ends at 9:10. How long is the film? (a) 3 h (b) 2 h 10 min (c) 1 h (d) 2 h
  31. 31.What time was it 50 minutes before 6:35? (a) 4:45 (b) 6:45 (c) 5:55 (d) 5:45
  32. 32.A film starts at 3:25 and ends at 6:25. How long is the film? (a) 2 h (b) 3 h 10 min (c) 4 h (d) 3 h
  33. 33.A film starts at 1:15 and ends at 2:40. How long is the film? (a) 25 min (b) 1 h 35 min (c) 2 h 25 min (d) 1 h 25 min
  34. 34.What time will it be 45 minutes after 1:50? (a) 2:25 (b) 2:35 (c) 1:35 (d) 3:35
  35. 35.What time was it 25 minutes before 11:00? (a) 9:35 (b) 11:35 (c) 10:45 (d) 10:35
  36. 36.A film starts at 3:45 and ends at 4:50. How long is the film? (a) 1 h 5 min (b) 5 min (c) 1 h 15 min (d) 2 h 5 min
  37. 37.What time was it 55 minutes before 6:55? (a) 6:10 (b) 7:00 (c) 6:00 (d) 5:00
  38. 38.What time will it be 20 minutes after 1:15? (a) 1:35 (b) 1:45 (c) 2:35 (d) 1:25
  39. 39.What time will it be 40 minutes after 9:45? (a) 10:25 (b) 11:25 (c) 9:25 (d) 10:15
  40. 40.A film starts at 3:30 and ends at 5:45. How long is the film? (a) 2 h 15 min (b) 1 h 15 min (c) 3 h 15 min (d) 2 h 25 min

Answer key

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

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