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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 637 · 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 2:30? (a) 2:20 (b) 3:20 (c) 4:20 (d) 3:10
  2. 2.What time will it be 35 minutes after 6:05? (a) 5:40 (b) 6:30 (c) 7:40 (d) 6:40
  3. 3.What time was it 45 minutes before 3:20? (a) 1:35 (b) 3:35 (c) 2:45 (d) 2:35
  4. 4.What time will it be 30 minutes after 2:30? (a) 4:00 (b) 2:50 (c) 2:00 (d) 3:00
  5. 5.What time was it 30 minutes before 3:35? (a) 3:15 (b) 3:05 (c) 2:05 (d) 4:05
  6. 6.A film starts at 6:55 and ends at 8:00. How long is the film? (a) 2 h 5 min (b) 5 min (c) 1 h 15 min (d) 1 h 5 min
  7. 7.What time will it be 55 minutes after 9:20? (a) 9:15 (b) 11:15 (c) 10:05 (d) 10:15
  8. 8.What time was it 30 minutes before 7:15? (a) 5:45 (b) 6:45 (c) 6:55 (d) 7:45
  9. 9.What time was it 25 minutes before 9:35? (a) 10:10 (b) 9:20 (c) 9:10 (d) 8:10
  10. 10.A film starts at 3:35 and ends at 5:15. How long is the film? (a) 40 min (b) 1 h 40 min (c) 2 h 40 min (d) 1 h 50 min
  11. 11.What time was it 30 minutes before 6:50? (a) 6:30 (b) 5:20 (c) 7:20 (d) 6:20
  12. 12.A film starts at 3:40 and ends at 5:15. How long is the film? (a) 2 h 35 min (b) 1 h 45 min (c) 35 min (d) 1 h 35 min
  13. 13.What time will it be 25 minutes after 2:15? (a) 2:40 (b) 2:30 (c) 3:40 (d) 1:40
  14. 14.What time will it be 15 minutes after 9:05? (a) 10:20 (b) 9:20 (c) 9:10 (d) 8:20
  15. 15.What time will it be 30 minutes after 4:00? (a) 4:30 (b) 4:20 (c) 3:30 (d) 5:30
  16. 16.A film starts at 8:40 and ends at 9:40. How long is the film? (a) 2 h (b) 1 h 10 min (c) 1 h (d) 50 min
  17. 17.A film starts at 4:55 and ends at 7:15. How long is the film? (a) 2 h 20 min (b) 3 h 20 min (c) 1 h 20 min (d) 2 h 30 min
  18. 18.What time will it be 55 minutes after 9:55? (a) 10:50 (b) 11:50 (c) 10:40 (d) 9:50
  19. 19.What time was it 15 minutes before 6:55? (a) 7:40 (b) 5:40 (c) 6:50 (d) 6:40
  20. 20.What time will it be 50 minutes after 8:35? (a) 9:25 (b) 8:25 (c) 10:25 (d) 9:15
  21. 21.What time was it 40 minutes before 3:05? (a) 2:25 (b) 2:35 (c) 1:25 (d) 3:25
  22. 22.A film starts at 2:35 and ends at 2:55. How long is the film? (a) 30 min (b) 1 h 20 min (c) 10 min (d) 20 min
  23. 23.What time was it 55 minutes before 6:00? (a) 4:05 (b) 6:05 (c) 5:05 (d) 5:15
  24. 24.A film starts at 5:10 and ends at 5:30. How long is the film? (a) 1 h 20 min (b) 10 min (c) 30 min (d) 20 min
  25. 25.What time was it 55 minutes before 6:55? (a) 6:10 (b) 6:00 (c) 5:00 (d) 7:00
  26. 26.What time will it be 50 minutes after 10:20? (a) 11:00 (b) 10:10 (c) 12:10 (d) 11:10
  27. 27.A film starts at 5:20 and ends at 8:10. How long is the film? (a) 2 h 50 min (b) 3 h 50 min (c) 1 h 50 min (d) 3 h
  28. 28.A film starts at 7:20 and ends at 9:30. How long is the film? (a) 2 h 20 min (b) 1 h 10 min (c) 3 h 10 min (d) 2 h 10 min
  29. 29.What time was it 15 minutes before 8:30? (a) 8:25 (b) 8:15 (c) 7:15 (d) 9:15
  30. 30.A film starts at 4:40 and ends at 5:15. How long is the film? (a) 25 min (b) 35 min (c) 1 h 35 min (d) 45 min
  31. 31.What time was it 25 minutes before 3:45? (a) 2:20 (b) 3:30 (c) 4:20 (d) 3:20
  32. 32.What time was it 35 minutes before 5:25? (a) 3:50 (b) 5:50 (c) 4:50 (d) 5:00
  33. 33.What time will it be 40 minutes after 5:45? (a) 5:25 (b) 7:25 (c) 6:15 (d) 6:25
  34. 34.A film starts at 6:25 and ends at 7:05. How long is the film? (a) 30 min (b) 40 min (c) 50 min (d) 1 h 40 min
  35. 35.What time will it be 40 minutes after 3:55? (a) 4:35 (b) 3:35 (c) 4:25 (d) 5:35
  36. 36.A film starts at 7:15 and ends at 9:10. How long is the film? (a) 2 h 55 min (b) 1 h 55 min (c) 2 h 5 min (d) 55 min
  37. 37.What time will it be 55 minutes after 2:00? (a) 2:45 (b) 2:55 (c) 1:55 (d) 3:55
  38. 38.What time will it be 35 minutes after 7:30? (a) 7:05 (b) 8:05 (c) 9:05 (d) 7:55
  39. 39.What time will it be 15 minutes after 3:00? (a) 3:05 (b) 3:15 (c) 4:15 (d) 2:15
  40. 40.What time was it 50 minutes before 4:25? (a) 3:35 (b) 3:45 (c) 4:35 (d) 2:35

Answer key

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

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