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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 384 · 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 6:15? (a) 7:40 (b) 6:40 (c) 6:30 (d) 5:40
  2. 2.What time was it 35 minutes before 6:10? (a) 5:45 (b) 5:35 (c) 6:35 (d) 4:35
  3. 3.What time will it be 25 minutes after 10:30? (a) 9:55 (b) 10:55 (c) 10:45 (d) 11:55
  4. 4.A film starts at 1:50 and ends at 4:05. How long is the film? (a) 2 h 25 min (b) 1 h 15 min (c) 3 h 15 min (d) 2 h 15 min
  5. 5.A film starts at 6:45 and ends at 8:30. How long is the film? (a) 45 min (b) 2 h 45 min (c) 1 h 45 min (d) 1 h 55 min
  6. 6.A film starts at 8:30 and ends at 11:00. How long is the film? (a) 2 h 40 min (b) 3 h 30 min (c) 1 h 30 min (d) 2 h 30 min
  7. 7.What time will it be 15 minutes after 1:05? (a) 2:20 (b) 1:10 (c) 1:20 (d) 1:30
  8. 8.What time was it 50 minutes before 6:45? (a) 4:55 (b) 6:55 (c) 5:55 (d) 6:05
  9. 9.A film starts at 3:15 and ends at 3:55. How long is the film? (a) 1 h 40 min (b) 30 min (c) 40 min (d) 50 min
  10. 10.What time was it 30 minutes before 2:20? (a) 2:00 (b) 1:40 (c) 2:50 (d) 1:50
  11. 11.What time will it be 40 minutes after 2:15? (a) 1:55 (b) 3:55 (c) 2:45 (d) 2:55
  12. 12.What time will it be 15 minutes after 5:00? (a) 6:15 (b) 4:15 (c) 5:15 (d) 5:05
  13. 13.A film starts at 6:00 and ends at 8:15. How long is the film? (a) 3 h 15 min (b) 1 h 15 min (c) 2 h 15 min (d) 2 h 25 min
  14. 14.What time was it 30 minutes before 2:35? (a) 1:05 (b) 2:05 (c) 2:15 (d) 3:05
  15. 15.What time will it be 35 minutes after 10:45? (a) 11:20 (b) 12:20 (c) 11:10 (d) 10:20
  16. 16.What time will it be 55 minutes after 10:35? (a) 10:30 (b) 11:20 (c) 12:30 (d) 11:30
  17. 17.What time will it be 35 minutes after 4:05? (a) 3:40 (b) 4:40 (c) 5:40 (d) 4:30
  18. 18.What time was it 55 minutes before 3:35? (a) 2:40 (b) 2:50 (c) 1:40 (d) 3:40
  19. 19.What time was it 45 minutes before 4:30? (a) 2:45 (b) 3:55 (c) 4:45 (d) 3:45
  20. 20.What time was it 50 minutes before 2:45? (a) 2:55 (b) 2:05 (c) 1:45 (d) 1:55
  21. 21.What time was it 15 minutes before 4:25? (a) 3:10 (b) 4:20 (c) 5:10 (d) 4:10
  22. 22.A film starts at 2:05 and ends at 3:10. 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.A film starts at 4:45 and ends at 7:05. How long is the film? (a) 1 h 20 min (b) 2 h 20 min (c) 2 h 30 min (d) 3 h 20 min
  24. 24.What time will it be 35 minutes after 9:45? (a) 10:10 (b) 10:20 (c) 9:20 (d) 11:20
  25. 25.A film starts at 7:40 and ends at 9:15. How long is the film? (a) 2 h 35 min (b) 1 h 35 min (c) 1 h 45 min (d) 35 min
  26. 26.A film starts at 7:10 and ends at 9:30. How long is the film? (a) 3 h 20 min (b) 2 h 30 min (c) 2 h 20 min (d) 1 h 20 min
  27. 27.What time was it 55 minutes before 9:10? (a) 9:15 (b) 8:25 (c) 7:15 (d) 8:15
  28. 28.What time will it be 25 minutes after 5:00? (a) 5:15 (b) 6:25 (c) 5:25 (d) 4:25
  29. 29.What time was it 20 minutes before 10:45? (a) 9:25 (b) 11:25 (c) 10:25 (d) 10:35
  30. 30.What time will it be 25 minutes after 10:15? (a) 9:40 (b) 11:40 (c) 10:30 (d) 10:40
  31. 31.What time will it be 25 minutes after 3:15? (a) 2:40 (b) 3:30 (c) 4:40 (d) 3:40
  32. 32.A film starts at 8:00 and ends at 8:45. How long is the film? (a) 35 min (b) 45 min (c) 55 min (d) 1 h 45 min
  33. 33.What time was it 40 minutes before 5:00? (a) 3:20 (b) 5:20 (c) 4:20 (d) 4:30
  34. 34.What time was it 35 minutes before 5:50? (a) 5:25 (b) 6:15 (c) 5:15 (d) 4:15
  35. 35.What time will it be 50 minutes after 1:20? (a) 1:10 (b) 2:00 (c) 2:10 (d) 3:10
  36. 36.What time was it 25 minutes before 11:55? (a) 12:30 (b) 10:30 (c) 11:40 (d) 11:30
  37. 37.What time will it be 55 minutes after 1:50? (a) 2:35 (b) 3:45 (c) 1:45 (d) 2:45
  38. 38.What time was it 15 minutes before 9:15? (a) 8:00 (b) 9:10 (c) 9:00 (d) 10:00
  39. 39.What time will it be 45 minutes after 9:15? (a) 10:00 (b) 9:50 (c) 9:00 (d) 11:00
  40. 40.What time was it 55 minutes before 11:55? (a) 10:00 (b) 11:00 (c) 11:10 (d) 12:00

Answer key

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

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