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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 166 · 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 50 minutes after 9:35? (a) 9:25 (b) 10:15 (c) 11:25 (d) 10:25
  2. 2.A film starts at 7:05 and ends at 8:10. How long is the film? (a) 5 min (b) 1 h 5 min (c) 1 h 15 min (d) 2 h 5 min
  3. 3.What time will it be 35 minutes after 10:35? (a) 11:10 (b) 10:10 (c) 11:00 (d) 12:10
  4. 4.A film starts at 1:10 and ends at 3:40. 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
  5. 5.What time was it 35 minutes before 5:05? (a) 4:40 (b) 4:30 (c) 3:30 (d) 5:30
  6. 6.What time will it be 45 minutes after 9:50? (a) 10:25 (b) 11:35 (c) 10:35 (d) 9:35
  7. 7.What time will it be 25 minutes after 4:50? (a) 5:05 (b) 4:15 (c) 5:15 (d) 6:15
  8. 8.What time was it 25 minutes before 3:40? (a) 3:15 (b) 4:15 (c) 2:15 (d) 3:25
  9. 9.What time was it 55 minutes before 4:35? (a) 2:40 (b) 4:40 (c) 3:40 (d) 3:50
  10. 10.A film starts at 5:30 and ends at 6:10. How long is the film? (a) 1 h 40 min (b) 50 min (c) 40 min (d) 30 min
  11. 11.What time was it 35 minutes before 5:15? (a) 4:50 (b) 5:40 (c) 3:40 (d) 4:40
  12. 12.A film starts at 1:55 and ends at 2:40. How long is the film? (a) 35 min (b) 45 min (c) 1 h 45 min (d) 55 min
  13. 13.What time will it be 40 minutes after 4:20? (a) 6:00 (b) 4:00 (c) 4:50 (d) 5:00
  14. 14.What time will it be 40 minutes after 10:15? (a) 9:55 (b) 11:55 (c) 10:55 (d) 10:45
  15. 15.A film starts at 2:25 and ends at 2:45. How long is the film? (a) 10 min (b) 30 min (c) 20 min (d) 1 h 20 min
  16. 16.A film starts at 6:05 and ends at 8:00. How long is the film? (a) 2 h 55 min (b) 55 min (c) 2 h 5 min (d) 1 h 55 min
  17. 17.What time will it be 30 minutes after 3:45? (a) 3:15 (b) 5:15 (c) 4:05 (d) 4:15
  18. 18.What time was it 30 minutes before 7:35? (a) 7:15 (b) 8:05 (c) 6:05 (d) 7:05
  19. 19.What time was it 55 minutes before 4:55? (a) 4:00 (b) 3:00 (c) 4:10 (d) 5:00
  20. 20.What time was it 15 minutes before 5:30? (a) 6:15 (b) 5:15 (c) 5:25 (d) 4:15
  21. 21.What time was it 45 minutes before 4:45? (a) 4:10 (b) 5:00 (c) 4:00 (d) 3:00
  22. 22.What time was it 50 minutes before 6:45? (a) 4:55 (b) 5:55 (c) 6:05 (d) 6:55
  23. 23.A film starts at 7:20 and ends at 9:55. How long is the film? (a) 1 h 35 min (b) 3 h 35 min (c) 2 h 35 min (d) 2 h 45 min
  24. 24.What time will it be 45 minutes after 9:10? (a) 9:45 (b) 9:55 (c) 10:55 (d) 8:55
  25. 25.What time was it 35 minutes before 8:25? (a) 7:50 (b) 8:00 (c) 8:50 (d) 6:50
  26. 26.What time was it 30 minutes before 4:40? (a) 4:10 (b) 3:10 (c) 5:10 (d) 4:20
  27. 27.What time will it be 35 minutes after 6:55? (a) 7:20 (b) 7:30 (c) 6:30 (d) 8:30
  28. 28.A film starts at 4:40 and ends at 5:10. How long is the film? (a) 1 h 30 min (b) 40 min (c) 20 min (d) 30 min
  29. 29.What time was it 40 minutes before 4:20? (a) 4:40 (b) 2:40 (c) 3:50 (d) 3:40
  30. 30.What time was it 20 minutes before 3:55? (a) 3:35 (b) 4:35 (c) 2:35 (d) 3:45
  31. 31.A film starts at 2:10 and ends at 4:55. How long is the film? (a) 2 h 55 min (b) 3 h 45 min (c) 2 h 45 min (d) 1 h 45 min
  32. 32.A film starts at 5:10 and ends at 6:05. How long is the film? (a) 1 h 55 min (b) 45 min (c) 55 min (d) 1 h 5 min
  33. 33.What time was it 20 minutes before 3:00? (a) 3:40 (b) 2:40 (c) 2:50 (d) 1:40
  34. 34.What time will it be 40 minutes after 6:30? (a) 6:10 (b) 7:00 (c) 8:10 (d) 7:10
  35. 35.What time will it be 20 minutes after 1:25? (a) 2:45 (b) 1:45 (c) 1:55 (d) 1:35
  36. 36.What time was it 35 minutes before 2:40? (a) 3:05 (b) 2:05 (c) 2:15 (d) 1:05
  37. 37.What time will it be 15 minutes after 8:00? (a) 8:05 (b) 9:15 (c) 7:15 (d) 8:15
  38. 38.What time will it be 15 minutes after 6:20? (a) 6:35 (b) 7:35 (c) 6:25 (d) 5:35
  39. 39.A film starts at 5:30 and ends at 6:20. How long is the film? (a) 50 min (b) 40 min (c) 1 h (d) 1 h 50 min
  40. 40.What time was it 40 minutes before 2:35? (a) 2:05 (b) 1:55 (c) 2:55 (d) 1:45

Answer key

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

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