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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 217 · 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 40 minutes after 6:05? (a) 6:45 (b) 5:45 (c) 6:35 (d) 7:45
  2. 2.What time was it 25 minutes before 6:25? (a) 6:10 (b) 7:00 (c) 5:00 (d) 6:00
  3. 3.What time was it 35 minutes before 10:45? (a) 11:10 (b) 9:10 (c) 10:20 (d) 10:10
  4. 4.What time was it 35 minutes before 4:10? (a) 3:45 (b) 3:35 (c) 4:35 (d) 2:35
  5. 5.A film starts at 5:05 and ends at 5:55. How long is the film? (a) 1 h 50 min (b) 40 min (c) 1 h (d) 50 min
  6. 6.What time was it 25 minutes before 8:55? (a) 8:40 (b) 7:30 (c) 9:30 (d) 8:30
  7. 7.What time was it 50 minutes before 7:35? (a) 6:55 (b) 5:45 (c) 6:45 (d) 7:45
  8. 8.What time was it 20 minutes before 6:10? (a) 6:00 (b) 4:50 (c) 6:50 (d) 5:50
  9. 9.What time was it 15 minutes before 6:25? (a) 5:10 (b) 6:20 (c) 6:10 (d) 7:10
  10. 10.A film starts at 5:40 and ends at 8:00. How long is the film? (a) 1 h 20 min (b) 2 h 30 min (c) 2 h 20 min (d) 3 h 20 min
  11. 11.What time will it be 20 minutes after 8:25? (a) 8:45 (b) 9:45 (c) 8:35 (d) 7:45
  12. 12.What time will it be 50 minutes after 10:55? (a) 11:35 (b) 11:45 (c) 10:45 (d) 12:45
  13. 13.What time will it be 20 minutes after 9:40? (a) 9:00 (b) 9:50 (c) 10:00 (d) 11:00
  14. 14.A film starts at 8:10 and ends at 10:00. How long is the film? (a) 2 h 50 min (b) 2 h (c) 50 min (d) 1 h 50 min
  15. 15.What time was it 15 minutes before 6:50? (a) 5:35 (b) 6:35 (c) 7:35 (d) 6:45
  16. 16.What time was it 45 minutes before 4:05? (a) 3:30 (b) 3:20 (c) 4:20 (d) 2:20
  17. 17.What time will it be 20 minutes after 1:40? (a) 3:00 (b) 1:50 (c) 1:00 (d) 2:00
  18. 18.What time will it be 30 minutes after 4:40? (a) 5:00 (b) 5:10 (c) 4:10 (d) 6:10
  19. 19.What time was it 40 minutes before 3:30? (a) 3:00 (b) 3:50 (c) 1:50 (d) 2:50
  20. 20.A film starts at 4:25 and ends at 5:10. How long is the film? (a) 35 min (b) 1 h 45 min (c) 45 min (d) 55 min
  21. 21.What time will it be 55 minutes after 1:25? (a) 3:20 (b) 2:20 (c) 1:20 (d) 2:10
  22. 22.A film starts at 2:35 and ends at 4:05. How long is the film? (a) 30 min (b) 2 h 30 min (c) 1 h 40 min (d) 1 h 30 min
  23. 23.A film starts at 3:30 and ends at 4:40. How long is the film? (a) 2 h 10 min (b) 10 min (c) 1 h 20 min (d) 1 h 10 min
  24. 24.What time was it 35 minutes before 2:40? (a) 3:05 (b) 2:05 (c) 2:15 (d) 1:05
  25. 25.What time was it 30 minutes before 6:25? (a) 6:05 (b) 4:55 (c) 6:55 (d) 5:55
  26. 26.What time will it be 25 minutes after 10:00? (a) 9:25 (b) 10:15 (c) 11:25 (d) 10:25
  27. 27.A film starts at 8:45 and ends at 9:40. How long is the film? (a) 1 h 5 min (b) 1 h 55 min (c) 55 min (d) 45 min
  28. 28.What time will it be 15 minutes after 7:50? (a) 9:05 (b) 7:05 (c) 8:05 (d) 7:55
  29. 29.A film starts at 8:55 and ends at 9:45. How long is the film? (a) 1 h (b) 50 min (c) 1 h 50 min (d) 40 min
  30. 30.What time was it 45 minutes before 6:05? (a) 4:20 (b) 5:20 (c) 6:20 (d) 5:30
  31. 31.What time will it be 25 minutes after 5:55? (a) 6:20 (b) 7:20 (c) 6:10 (d) 5:20
  32. 32.What time was it 45 minutes before 7:20? (a) 7:35 (b) 6:35 (c) 5:35 (d) 6:45
  33. 33.What time will it be 30 minutes after 10:00? (a) 11:30 (b) 10:30 (c) 9:30 (d) 10:20
  34. 34.What time was it 40 minutes before 11:30? (a) 10:50 (b) 11:50 (c) 9:50 (d) 11:00
  35. 35.What time will it be 25 minutes after 2:05? (a) 2:30 (b) 1:30 (c) 2:20 (d) 3:30
  36. 36.A film starts at 7:15 and ends at 8:20. How long is the film? (a) 5 min (b) 1 h 5 min (c) 2 h 5 min (d) 1 h 15 min
  37. 37.What time was it 50 minutes before 2:25? (a) 2:35 (b) 1:45 (c) 1:35 (d) 1:25
  38. 38.What time will it be 20 minutes after 1:20? (a) 2:40 (b) 1:50 (c) 1:40 (d) 1:30
  39. 39.What time was it 50 minutes before 7:55? (a) 8:05 (b) 7:15 (c) 7:05 (d) 6:05
  40. 40.A film starts at 6:40 and ends at 9:20. How long is the film? (a) 1 h 40 min (b) 3 h 40 min (c) 2 h 50 min (d) 2 h 40 min

Answer key

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

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